12113199 has 16 divisors (see below), whose sum is σ = 20509440. Its totient is φ = 6921720.

The previous prime is 12113191. The next prime is 12113201. The reversal of 12113199 is 99131121.

It is not a de Polignac number, because 12113199 - 2³ = 12113191 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113191) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31857 + ... + 32234.

It is an arithmetic number, because the mean of its divisors is an integer number (1281840).

Almost surely, 2^12113199 is an apocalyptic number.

12113199 is a deficient number, since it is larger than the sum of its proper divisors (8396241).

12113199 is an equidigital number, since it uses as much as digits as its factorization.

12113199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64107 (or 64101 counting only the distinct ones).

The product of its digits is 486, while the sum is 27.

The square root of 12113199 is about 3480.4021319382. The cubic root of 12113199 is about 229.6604883687.

The spelling of 12113199 in words is "twelve million, one hundred thirteen thousand, one hundred ninety-nine".