122791323 has 16 divisors (see below), whose sum is σ = 174427776. Its totient is φ = 76567680.

The previous prime is 122791321. The next prime is 122791363. The reversal of 122791323 is 323197221.

It is not a de Polignac number, because 122791323 - 2¹ = 122791321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122791321) 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, 928 + ... + 15698.

It is an arithmetic number, because the mean of its divisors is an integer number (10901736).

Almost surely, 2^122791323 is an apocalyptic number.

122791323 is a deficient number, since it is larger than the sum of its proper divisors (51636453).

122791323 is a wasteful number, since it uses less digits than its factorization.

122791323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14954.

The product of its digits is 4536, while the sum is 30.

The square root of 122791323 is about 11081.1246270403. The cubic root of 122791323 is about 497.0375801344.

The spelling of 122791323 in words is "one hundred twenty-two million, seven hundred ninety-one thousand, three hundred twenty-three".