1097136186 has 16 divisors (see below), whose sum is σ = 2195265024. Its totient is φ = 365546624.

The previous prime is 1097136169. The next prime is 1097136193. The reversal of 1097136186 is 6816317901.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26586 + ... + 53861.

It is an arithmetic number, because the mean of its divisors is an integer number (137204064).

Almost surely, 2^1097136186 is an apocalyptic number.

1097136186 is an abundant number, since it is smaller than the sum of its proper divisors (1098128838).

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

1097136186 is a wasteful number, since it uses less digits than its factorization.

1097136186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82725.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 1097136186 is about 33123.0461461503. The cubic root of 1097136186 is about 1031.3835010712.

The spelling of 1097136186 in words is "one billion, ninety-seven million, one hundred thirty-six thousand, one hundred eighty-six".