113255121 has 48 divisors (see below), whose sum is σ = 187799040. Its totient is φ = 60399360.

The previous prime is 113255119. The next prime is 113255123. The reversal of 113255121 is 121552311.

It is an interprime number because it is at equal distance from previous prime (113255119) and next prime (113255123).

It is not a de Polignac number, because 113255121 - 2¹ = 113255119 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (113255123) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 131725 + ... + 132581.

It is an arithmetic number, because the mean of its divisors is an integer number (3912480).

Almost surely, 2^113255121 is an apocalyptic number.

It is an amenable number.

113255121 is a deficient number, since it is larger than the sum of its proper divisors (74543919).

113255121 is a wasteful number, since it uses less digits than its factorization.

113255121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934 (or 927 counting only the distinct ones).

The product of its digits is 300, while the sum is 21.

The square root of 113255121 is about 10642.1389297453. The cubic root of 113255121 is about 483.8223755127.

The spelling of 113255121 in words is "one hundred thirteen million, two hundred fifty-five thousand, one hundred twenty-one".