1374151356 has 36 divisors (see below), whose sum is σ = 3474702504. Its totient is φ = 457898400.

The previous prime is 1374151319. The next prime is 1374151357. The reversal of 1374151356 is 6531514731.

1374151356 is a `hidden beast` number, since 137 + 4 + 1 + 513 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1374151356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1374151357) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173646 + ... + 181386.

It is an arithmetic number, because the mean of its divisors is an integer number (96519514).

Almost surely, 2^1374151356 is an apocalyptic number.

It is an amenable number.

1374151356 is an abundant number, since it is smaller than the sum of its proper divisors (2100551148).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1374151356 is a wasteful number, since it uses less digits than its factorization.

1374151356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12682 (or 12677 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 1374151356 is about 37069.5475559117. The cubic root of 1374151356 is about 1111.7612264017.

The spelling of 1374151356 in words is "one billion, three hundred seventy-four million, one hundred fifty-one thousand, three hundred fifty-six".