12113502 has 32 divisors (see below), whose sum is σ = 25712640. Its totient is φ = 3796320.

The previous prime is 12113489. The next prime is 12113527. The reversal of 12113502 is 20531121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7699 + ... + 9137.

It is an arithmetic number, because the mean of its divisors is an integer number (803520).

Almost surely, 2^12113502 is an apocalyptic number.

12113502 is an abundant number, since it is smaller than the sum of its proper divisors (13599138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12113502 is a wasteful number, since it uses less digits than its factorization.

12113502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1528.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 12113502 is about 3480.4456611187. The cubic root of 12113502 is about 229.6624032647.

Adding to 12113502 its reverse (20531121), we get a palindrome (32644623).

The spelling of 12113502 in words is "twelve million, one hundred thirteen thousand, five hundred two".