11718379 has 4 divisors (see below), whose sum is σ = 11730600. Its totient is φ = 11706160.

The previous prime is 11718361. The next prime is 11718397. The reversal of 11718379 is 97381711.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (11718361) and next prime (11718397).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11718379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11718359) 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, 4537 + ... + 6634.

It is an arithmetic number, because the mean of its divisors is an integer number (2932650).

Almost surely, 2^11718379 is an apocalyptic number.

11718379 is a deficient number, since it is larger than the sum of its proper divisors (12221).

11718379 is a wasteful number, since it uses less digits than its factorization.

11718379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12220.

The product of its digits is 10584, while the sum is 37.

The square root of 11718379 is about 3423.2117959600. The cubic root of 11718379 is about 227.1376770948.

It can be divided in two parts, 117 and 18379, that added together give a square (18496 = 136²).

The spelling of 11718379 in words is "eleven million, seven hundred eighteen thousand, three hundred seventy-nine".