122456253 has 8 divisors (see below), whose sum is σ = 172879488. Its totient is φ = 76835264.

The previous prime is 122456251. The next prime is 122456261. The reversal of 122456253 is 352654221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122456253 - 2¹ = 122456251 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122456253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122456251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1200501 + ... + 1200602.

It is an arithmetic number, because the mean of its divisors is an integer number (21609936).

Almost surely, 2^122456253 is an apocalyptic number.

It is an amenable number.

122456253 is a deficient number, since it is larger than the sum of its proper divisors (50423235).

122456253 is a wasteful number, since it uses less digits than its factorization.

122456253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2401123.

The product of its digits is 14400, while the sum is 30.

The square root of 122456253 is about 11065.9953461042. The cubic root of 122456253 is about 496.5850668960.

The spelling of 122456253 in words is "one hundred twenty-two million, four hundred fifty-six thousand, two hundred fifty-three".