12049113 has 4 divisors (see below), whose sum is σ = 16065488. Its totient is φ = 8032740.

The previous prime is 12049109. The next prime is 12049133. The reversal of 12049113 is 31194021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12049113 - 2² = 12049109 is a prime.

It is a super-2 number, since 2×12049113² = 290362248173538, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12049113.

It is not an unprimeable number, because it can be changed into a prime (12049133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2008183 + ... + 2008188.

It is an arithmetic number, because the mean of its divisors is an integer number (4016372).

Almost surely, 2^12049113 is an apocalyptic number.

It is an amenable number.

12049113 is a deficient number, since it is larger than the sum of its proper divisors (4016375).

12049113 is an equidigital number, since it uses as much as digits as its factorization.

12049113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4016374.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 12049113 is about 3471.1832276617. The cubic root of 12049113 is about 229.2547586546.

The spelling of 12049113 in words is "twelve million, forty-nine thousand, one hundred thirteen".