122342553 has 12 divisors (see below), whose sum is σ = 177144240. Its totient is φ = 81364536.

The previous prime is 122342531. The next prime is 122342569. The reversal of 122342553 is 355243221.

It is a happy number.

It is not a de Polignac number, because 122342553 - 2¹⁰ = 122341529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122342513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12451 + ... + 19992.

It is an arithmetic number, because the mean of its divisors is an integer number (14762020).

Almost surely, 2^122342553 is an apocalyptic number.

It is an amenable number.

122342553 is a deficient number, since it is larger than the sum of its proper divisors (54801687).

122342553 is a wasteful number, since it uses less digits than its factorization.

122342553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32868 (or 32865 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 122342553 is about 11060.8567932145. The cubic root of 122342553 is about 496.4313270786.

Adding to 122342553 its reverse (355243221), we get a palindrome (477585774).

The spelling of 122342553 in words is "one hundred twenty-two million, three hundred forty-two thousand, five hundred fifty-three".