12164531197 has 16 divisors (see below), whose sum is σ = 15488000640. Its totient is φ = 9292796352.

The previous prime is 12164531191. The next prime is 12164531209. The reversal of 12164531197 is 79113546121.

It is not a de Polignac number, because 12164531197 - 2¹⁵ = 12164498429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12164531191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2302123 + ... + 2307400.

It is an arithmetic number, because the mean of its divisors is an integer number (968000040).

Almost surely, 2^12164531197 is an apocalyptic number.

It is an amenable number.

12164531197 is a deficient number, since it is larger than the sum of its proper divisors (3323469443).

12164531197 is a wasteful number, since it uses less digits than its factorization.

12164531197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4609572.

The product of its digits is 45360, while the sum is 40.

The spelling of 12164531197 in words is "twelve billion, one hundred sixty-four million, five hundred thirty-one thousand, one hundred ninety-seven".