1164960872 has 16 divisors (see below), whose sum is σ = 2208845700. Its totient is φ = 575935360.

The previous prime is 1164960871. The next prime is 1164960877. The reversal of 1164960872 is 2780694611.

It can be written as a sum of positive squares in 2 ways, for example, as 1164583876 + 376996 = 34126^2 + 614^2 .

It is not an unprimeable number, because it can be changed into a prime (1164960871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 817379 + ... + 818802.

Almost surely, 2^1164960872 is an apocalyptic number.

It is an amenable number.

1164960872 is a deficient number, since it is larger than the sum of its proper divisors (1043884828).

1164960872 is a wasteful number, since it uses less digits than its factorization.

1164960872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636276 (or 1636272 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 1164960872 is about 34131.5231421043. The cubic root of 1164960872 is about 1052.2132820899.

The spelling of 1164960872 in words is "one billion, one hundred sixty-four million, nine hundred sixty thousand, eight hundred seventy-two".