11913113 has 8 divisors (see below), whose sum is σ = 12362880. Its totient is φ = 11466000.

The previous prime is 11913101. The next prime is 11913119. The reversal of 11913113 is 31131911.

11913113 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 11913113 - 2⁶ = 11913049 is a prime.

It is a super-2 number, since 2×11913113² = 283844522701538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11913119) 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, 15488 + ... + 16238.

It is an arithmetic number, because the mean of its divisors is an integer number (1545360).

Almost surely, 2^11913113 is an apocalyptic number.

It is an amenable number.

11913113 is a deficient number, since it is larger than the sum of its proper divisors (449767).

11913113 is an equidigital number, since it uses as much as digits as its factorization.

11913113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327.

The product of its digits is 81, while the sum is 20.

The square root of 11913113 is about 3451.5377732251. The cubic root of 11913113 is about 228.3889495770.

The spelling of 11913113 in words is "eleven million, nine hundred thirteen thousand, one hundred thirteen".