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1374051637 = 78311320929
BaseRepresentation
bin101000111100110…
…0101110100110101
310112202112001111101
41101321211310311
510303224123022
6344202410101
746023150310
oct12171456465
93482461441
101374051637
11645686372
12324200931
1318b894a0a
14d06b9977
158096b627
hex51e65d35

1374051637 has 16 divisors (see below), whose sum is σ = 1603405440. Its totient is φ = 1153216512.

The previous prime is 1374051631. The next prime is 1374051643. The reversal of 1374051637 is 7361504731.

It is an interprime number because it is at equal distance from previous prime (1374051631) and next prime (1374051643).

It is not a de Polignac number, because 1374051637 - 219 = 1373527349 is a prime.

It is a super-2 number, since 2×13740516372 = 3776035802284759538, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1374051596 and 1374051605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374051631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55189 + ... + 76117.

It is an arithmetic number, because the mean of its divisors is an integer number (100212840).

Almost surely, 21374051637 is an apocalyptic number.

It is an amenable number.

1374051637 is a deficient number, since it is larger than the sum of its proper divisors (229353803).

1374051637 is a wasteful number, since it uses less digits than its factorization.

1374051637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21132.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 1374051637 is about 37068.2025056517. The cubic root of 1374051637 is about 1111.7343331003.

The spelling of 1374051637 in words is "one billion, three hundred seventy-four million, fifty-one thousand, six hundred thirty-seven".

Divisors: 1 7 83 113 581 791 9379 20929 65653 146503 1737107 2364977 12159749 16554839 196293091 1374051637