1166116204 has 36 divisors (see below), whose sum is σ = 2246644512. Its totient is φ = 529212640.

The previous prime is 1166116163. The next prime is 1166116247. The reversal of 1166116204 is 4026116611.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 384237 + ... + 387259.

It is an arithmetic number, because the mean of its divisors is an integer number (62406792).

Almost surely, 2^1166116204 is an apocalyptic number.

It is an amenable number.

1166116204 is a deficient number, since it is larger than the sum of its proper divisors (1080528308).

1166116204 is a wasteful number, since it uses less digits than its factorization.

1166116204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846 (or 3833 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1166116204 is about 34148.4436541404. The cubic root of 1166116204 is about 1052.5610059368.

It can be divided in two parts, 1166 and 116204, that added together give a triangular number (117370 = T₄₈₄).

The spelling of 1166116204 in words is "one billion, one hundred sixty-six million, one hundred sixteen thousand, two hundred four".