122464539 has 12 divisors (see below), whose sum is σ = 182599872. Its totient is φ = 79009200.

The previous prime is 122464523. The next prime is 122464579. The reversal of 122464539 is 935464221.

It is a happy number.

122464539 is a `hidden beast` number, since 1 + 2 + 2 + 4 + 645 + 3 + 9 = 666.

It is not a de Polignac number, because 122464539 - 2⁴ = 122464523 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (122464579) 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, 219192 + ... + 219749.

It is an arithmetic number, because the mean of its divisors is an integer number (15216656).

Almost surely, 2^122464539 is an apocalyptic number.

122464539 is a deficient number, since it is larger than the sum of its proper divisors (60135333).

122464539 is a wasteful number, since it uses less digits than its factorization.

122464539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438978 (or 438975 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 122464539 is about 11066.3697299521. The cubic root of 122464539 is about 496.5962671164.

The spelling of 122464539 in words is "one hundred twenty-two million, four hundred sixty-four thousand, five hundred thirty-nine".