113621522 has 32 divisors (see below), whose sum is σ = 198398592. Its totient is φ = 47798784.

The previous prime is 113621509. The next prime is 113621531. The reversal of 113621522 is 225126311.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321698 + ... + 322050.

It is an arithmetic number, because the mean of its divisors is an integer number (6199956).

Almost surely, 2^113621522 is an apocalyptic number.

113621522 is a deficient number, since it is larger than the sum of its proper divisors (84777070).

113621522 is a wasteful number, since it uses less digits than its factorization.

113621522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722.

The product of its digits is 720, while the sum is 23.

The square root of 113621522 is about 10659.3396605981. The cubic root of 113621522 is about 484.3435651164.

Adding to 113621522 its reverse (225126311), we get a palindrome (338747833).

The spelling of 113621522 in words is "one hundred thirteen million, six hundred twenty-one thousand, five hundred twenty-two".