1170857164 has 12 divisors (see below), whose sum is σ = 2049531624. Its totient is φ = 585276704.

The previous prime is 1170857143. The next prime is 1170857189. The reversal of 1170857164 is 4617580711.

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, 19642 + ... + 52225.

It is an arithmetic number, because the mean of its divisors is an integer number (170794302).

Almost surely, 2^1170857164 is an apocalyptic number.

It is an amenable number.

1170857164 is a deficient number, since it is larger than the sum of its proper divisors (878674460).

1170857164 is a wasteful number, since it uses less digits than its factorization.

1170857164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75944 (or 75942 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 40.

The square root of 1170857164 is about 34217.7901682736. The cubic root of 1170857164 is about 1053.9855072558.

The spelling of 1170857164 in words is "one billion, one hundred seventy million, eight hundred fifty-seven thousand, one hundred sixty-four".