122685827 has 4 divisors (see below), whose sum is σ = 133839096. Its totient is φ = 111532560.

The previous prime is 122685781. The next prime is 122685833. The reversal of 122685827 is 728586221.

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 122685827 - 2¹⁰ = 122684803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122685847) 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, 5576618 + ... + 5576639.

It is an arithmetic number, because the mean of its divisors is an integer number (33459774).

Almost surely, 2^122685827 is an apocalyptic number.

122685827 is a deficient number, since it is larger than the sum of its proper divisors (11153269).

122685827 is a wasteful number, since it uses less digits than its factorization.

122685827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11153268.

The product of its digits is 107520, while the sum is 41.

The square root of 122685827 is about 11076.3634375187. The cubic root of 122685827 is about 496.8951962942.

The spelling of 122685827 in words is "one hundred twenty-two million, six hundred eighty-five thousand, eight hundred twenty-seven".