1166970186 has 32 divisors (see below), whose sum is σ = 2598307200. Its totient is φ = 388234080.

The previous prime is 1166970149. The next prime is 1166970197. The reversal of 1166970186 is 6810796611.

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, 7395 + ... + 48873.

It is an arithmetic number, because the mean of its divisors is an integer number (81197100).

Almost surely, 2^1166970186 is an apocalyptic number.

1166970186 is an abundant number, since it is smaller than the sum of its proper divisors (1431337014).

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

1166970186 is a wasteful number, since it uses less digits than its factorization.

1166970186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42011 (or 42005 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 1166970186 is about 34160.9453323529. The cubic root of 1166970186 is about 1052.8178839439.

The spelling of 1166970186 in words is "one billion, one hundred sixty-six million, nine hundred seventy thousand, one hundred eighty-six".