113144241 has 32 divisors (see below), whose sum is σ = 178744320. Its totient is φ = 62322624.

The previous prime is 113144237. The next prime is 113144257. The reversal of 113144241 is 142441311.

It is not a de Polignac number, because 113144241 - 2² = 113144237 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 (113144201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64806 + ... + 66528.

It is an arithmetic number, because the mean of its divisors is an integer number (5585760).

Almost surely, 2^113144241 is an apocalyptic number.

It is an amenable number.

113144241 is a deficient number, since it is larger than the sum of its proper divisors (65600079).

113144241 is a wasteful number, since it uses less digits than its factorization.

113144241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1845.

The product of its digits is 384, while the sum is 21.

The square root of 113144241 is about 10636.9281749949. The cubic root of 113144241 is about 483.6644319804.

Adding to 113144241 its reverse (142441311), we get a palindrome (255585552).

The spelling of 113144241 in words is "one hundred thirteen million, one hundred forty-four thousand, two hundred forty-one".