156115604 has 6 divisors (see below), whose sum is σ = 273202314. Its totient is φ = 78057800.

The previous prime is 156115591. The next prime is 156115621. The reversal of 156115604 is 406511651.

It can be written as a sum of positive squares in only one way, i.e., 151044100 + 5071504 = 12290^2 + 2252^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19514447 + ... + 19514454.

It is an arithmetic number, because the mean of its divisors is an integer number (45533719).

Almost surely, 2^156115604 is an apocalyptic number.

It is an amenable number.

156115604 is a deficient number, since it is larger than the sum of its proper divisors (117086710).

156115604 is a wasteful number, since it uses less digits than its factorization.

156115604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39028905 (or 39028903 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 156115604 is about 12494.6230035164. The cubic root of 156115604 is about 538.4542029288.

The spelling of 156115604 in words is "one hundred fifty-six million, one hundred fifteen thousand, six hundred four".