1164851656 has 32 divisors (see below), whose sum is σ = 2268063000. Its totient is φ = 560424960.

The previous prime is 1164851647. The next prime is 1164851657. The reversal of 1164851656 is 6561584611.

It can be written as a sum of positive squares in 4 ways, for example, as 700449156 + 464402500 = 26466^2 + 21550^2 .

It is not an unprimeable number, because it can be changed into a prime (1164851657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381 + ... + 48268.

Almost surely, 2^1164851656 is an apocalyptic number.

It is an amenable number.

1164851656 is a deficient number, since it is larger than the sum of its proper divisors (1103211344).

1164851656 is a wasteful number, since it uses less digits than its factorization.

1164851656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48769 (or 48765 counting only the distinct ones).

The product of its digits is 172800, while the sum is 43.

The square root of 1164851656 is about 34129.9231760050. The cubic root of 1164851656 is about 1052.1803991208.

The spelling of 1164851656 in words is "one billion, one hundred sixty-four million, eight hundred fifty-one thousand, six hundred fifty-six".