113122015 has 8 divisors (see below), whose sum is σ = 135803520. Its totient is φ = 90459552.

The previous prime is 113122003. The next prime is 113122019. The reversal of 113122015 is 510221311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113122015 - 2⁷ = 113121887 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113122015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113122019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20757 + ... + 25633.

It is an arithmetic number, because the mean of its divisors is an integer number (16975440).

Almost surely, 2^113122015 is an apocalyptic number.

113122015 is a deficient number, since it is larger than the sum of its proper divisors (22681505).

113122015 is an equidigital number, since it uses as much as digits as its factorization.

113122015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9521.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 113122015 is about 10635.8833671680. The cubic root of 113122015 is about 483.6327596374.

Adding to 113122015 its reverse (510221311), we get a palindrome (623343326).

The spelling of 113122015 in words is "one hundred thirteen million, one hundred twenty-two thousand, fifteen".