1164115530 has 32 divisors (see below), whose sum is σ = 3104308800. Its totient is φ = 310430736.

The previous prime is 1164115529. The next prime is 1164115549. The reversal of 1164115530 is 355114611.

1164115530 is a `hidden beast` number, since 1 + 1 + 641 + 15 + 5 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1164115494 and 1164115503.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2155500 + ... + 2156039.

It is an arithmetic number, because the mean of its divisors is an integer number (97009650).

Almost surely, 2^1164115530 is an apocalyptic number.

1164115530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1164115530 is an abundant number, since it is smaller than the sum of its proper divisors (1940193270).

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

1164115530 is a wasteful number, since it uses less digits than its factorization.

1164115530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4311555 (or 4311549 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 1164115530 is about 34119.1372985895. The cubic root of 1164115530 is about 1051.9587112181.

The spelling of 1164115530 in words is "one billion, one hundred sixty-four million, one hundred fifteen thousand, five hundred thirty".