11349913 has 4 divisors (see below), whose sum is σ = 11380240. Its totient is φ = 11319588.

The previous prime is 11349887. The next prime is 11349953. The reversal of 11349913 is 31994311.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31994311 = 23 ⋅1391057.

It is a cyclic number.

It is not a de Polignac number, because 11349913 - 2¹⁷ = 11218841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11349953) 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, 14595 + ... + 15352.

It is an arithmetic number, because the mean of its divisors is an integer number (2845060).

Almost surely, 2^11349913 is an apocalyptic number.

It is an amenable number.

11349913 is a deficient number, since it is larger than the sum of its proper divisors (30327).

11349913 is an equidigital number, since it uses as much as digits as its factorization.

11349913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30326.

The product of its digits is 2916, while the sum is 31.

The square root of 11349913 is about 3368.9631936250. The cubic root of 11349913 is about 224.7316174461.

The spelling of 11349913 in words is "eleven million, three hundred forty-nine thousand, nine hundred thirteen".