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1349410141 = 1518936491
BaseRepresentation
bin101000001101110…
…0101110101011101
310111001011010201101
41100123211311131
510230422111031
6341522313101
745303540232
oct12033456535
93431133641
101349410141
116327858a2
12317ab8791
13186747a51
14cb303789
157d700361
hex506e5d5d

1349410141 has 4 divisors (see below), whose sum is σ = 1358346784. Its totient is φ = 1340473500.

The previous prime is 1349410109. The next prime is 1349410147. The reversal of 1349410141 is 1410149431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1349410141 - 25 = 1349410109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1349410147) 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 3 ways as a sum of consecutive naturals, for example, 4468095 + ... + 4468396.

It is an arithmetic number, because the mean of its divisors is an integer number (339586696).

Almost surely, 21349410141 is an apocalyptic number.

It is an amenable number.

1349410141 is a deficient number, since it is larger than the sum of its proper divisors (8936643).

1349410141 is an equidigital number, since it uses as much as digits as its factorization.

1349410141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8936642.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1349410141 is about 36734.3183004667. The cubic root of 1349410141 is about 1105.0484587991.

Adding to 1349410141 its reverse (1410149431), we get a palindrome (2759559572).

The spelling of 1349410141 in words is "one billion, three hundred forty-nine million, four hundred ten thousand, one hundred forty-one".

Divisors: 1 151 8936491 1349410141