11513379 has 16 divisors (see below), whose sum is σ = 15840000. Its totient is φ = 7434336.

The previous prime is 11513371. The next prime is 11513387. The reversal of 11513379 is 97331511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11513371) and next prime (11513387).

It is not a de Polignac number, because 11513379 - 2³ = 11513371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11513371) 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, 18922 + ... + 19520.

It is an arithmetic number, because the mean of its divisors is an integer number (990000).

Almost surely, 2^11513379 is an apocalyptic number.

11513379 is a deficient number, since it is larger than the sum of its proper divisors (4326621).

11513379 is a wasteful number, since it uses less digits than its factorization.

11513379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794.

The product of its digits is 2835, while the sum is 30.

The square root of 11513379 is about 3393.1370440936. The cubic root of 11513379 is about 225.8053705871.

The spelling of 11513379 in words is "eleven million, five hundred thirteen thousand, three hundred seventy-nine".