122479223 has 2 divisors, whose sum is σ = 122479224. Its totient is φ = 122479222.

The previous prime is 122479153. The next prime is 122479229. The reversal of 122479223 is 322974221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122479223 - 2²² = 118284919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122479223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122479229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61239611 + 61239612.

It is an arithmetic number, because the mean of its divisors is an integer number (61239612).

Almost surely, 2^122479223 is an apocalyptic number.

122479223 is a deficient number, since it is larger than the sum of its proper divisors (1).

122479223 is an equidigital number, since it uses as much as digits as its factorization.

122479223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 122479223 is about 11067.0331616021. The cubic root of 122479223 is about 496.6161142989.

The spelling of 122479223 in words is "one hundred twenty-two million, four hundred seventy-nine thousand, two hundred twenty-three".