1560915396 has 18 divisors (see below), whose sum is σ = 3945647342. Its totient is φ = 520305120.

The previous prime is 1560915383. The next prime is 1560915403. The reversal of 1560915396 is 6935190651.

1560915396 is a `hidden beast` number, since 1 + 5 + 609 + 1 + 5 + 39 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 805764996 + 755150400 = 28386^2 + 27480^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21679345 + ... + 21679416.

Almost surely, 2^1560915396 is an apocalyptic number.

It is an amenable number.

1560915396 is an abundant number, since it is smaller than the sum of its proper divisors (2384731946).

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

1560915396 is a wasteful number, since it uses less digits than its factorization.

1560915396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43358771 (or 43358766 counting only the distinct ones).

The product of its (nonzero) digits is 218700, while the sum is 45.

The square root of 1560915396 is about 39508.4218363629. The cubic root of 1560915396 is about 1160.0048047760.

The spelling of 1560915396 in words is "one billion, five hundred sixty million, nine hundred fifteen thousand, three hundred ninety-six".