122456023 has 4 divisors (see below), whose sum is σ = 124766568. Its totient is φ = 120145480.

The previous prime is 122456011. The next prime is 122456029. The reversal of 122456023 is 320654221.

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 122456023 - 2²⁵ = 88901591 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 (122456029) 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, 1155193 + ... + 1155298.

It is an arithmetic number, because the mean of its divisors is an integer number (31191642).

Almost surely, 2^122456023 is an apocalyptic number.

122456023 is a deficient number, since it is larger than the sum of its proper divisors (2310545).

122456023 is an equidigital number, since it uses as much as digits as its factorization.

122456023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2310544.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 122456023 is about 11065.9849539027. The cubic root of 122456023 is about 496.5847559968.

The spelling of 122456023 in words is "one hundred twenty-two million, four hundred fifty-six thousand, twenty-three".