1164855084 has 12 divisors (see below), whose sum is σ = 2717995224. Its totient is φ = 388285024.

The previous prime is 1164855077. The next prime is 1164855103. The reversal of 1164855084 is 4805584611.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48535617 + ... + 48535640.

It is an arithmetic number, because the mean of its divisors is an integer number (226499602).

Almost surely, 2^1164855084 is an apocalyptic number.

It is an amenable number.

1164855084 is an abundant number, since it is smaller than the sum of its proper divisors (1553140140).

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

1164855084 is a wasteful number, since it uses less digits than its factorization.

1164855084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97071264 (or 97071262 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 42.

The square root of 1164855084 is about 34129.9733958291. The cubic root of 1164855084 is about 1052.1814312611.

The spelling of 1164855084 in words is "one billion, one hundred sixty-four million, eight hundred fifty-five thousand, eighty-four".