326166113 has 12 divisors (see below), whose sum is σ = 403642368. Its totient is φ = 258064560.

The previous prime is 326166109. The next prime is 326166133. The reversal of 326166113 is 311661623.

It is a happy number.

It is not a de Polignac number, because 326166113 - 2² = 326166109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (326166133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 136673 + ... + 139038.

It is an arithmetic number, because the mean of its divisors is an integer number (33636864).

Almost surely, 2^326166113 is an apocalyptic number.

It is an amenable number.

326166113 is a deficient number, since it is larger than the sum of its proper divisors (77476255).

326166113 is a wasteful number, since it uses less digits than its factorization.

326166113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275744 (or 275731 counting only the distinct ones).

The product of its digits is 3888, while the sum is 29.

The square root of 326166113 is about 18060.0695735094. The cubic root of 326166113 is about 688.3557523603.

The spelling of 326166113 in words is "three hundred twenty-six million, one hundred sixty-six thousand, one hundred thirteen".