122258135 has 16 divisors (see below), whose sum is σ = 155774016. Its totient is φ = 91795968.

The previous prime is 122258131. The next prime is 122258153. The reversal of 122258135 is 531852221.

It is a cyclic number.

It is not a de Polignac number, because 122258135 - 2² = 122258131 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 122258098 and 122258107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122258131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31934 + ... + 35556.

It is an arithmetic number, because the mean of its divisors is an integer number (9735876).

Almost surely, 2^122258135 is an apocalyptic number.

122258135 is a deficient number, since it is larger than the sum of its proper divisors (33515881).

122258135 is a wasteful number, since it uses less digits than its factorization.

122258135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4042.

The product of its digits is 4800, while the sum is 29.

The square root of 122258135 is about 11057.0400650445. The cubic root of 122258135 is about 496.3171193850.

The spelling of 122258135 in words is "one hundred twenty-two million, two hundred fifty-eight thousand, one hundred thirty-five".