122552759 has 4 divisors (see below), whose sum is σ = 140060304. Its totient is φ = 105045216.

The previous prime is 122552743. The next prime is 122552761. The reversal of 122552759 is 957255221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 122552759 - 2⁴ = 122552743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122552719) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8753762 + ... + 8753775.

It is an arithmetic number, because the mean of its divisors is an integer number (35015076).

Almost surely, 2^122552759 is an apocalyptic number.

122552759 is a deficient number, since it is larger than the sum of its proper divisors (17507545).

122552759 is an equidigital number, since it uses as much as digits as its factorization.

122552759 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17507544.

The product of its digits is 63000, while the sum is 38.

The square root of 122552759 is about 11070.3549626920. The cubic root of 122552759 is about 496.7154831427.

The spelling of 122552759 in words is "one hundred twenty-two million, five hundred fifty-two thousand, seven hundred fifty-nine".