11717379 has 10 divisors (see below), whose sum is σ = 17503860. Its totient is φ = 7811532.

The previous prime is 11717353. The next prime is 11717393. The reversal of 11717379 is 97371711.

It is not a de Polignac number, because 11717379 - 2⁵ = 11717347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11717579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 72249 + ... + 72410.

It is an arithmetic number, because the mean of its divisors is an integer number (1750386).

Almost surely, 2^11717379 is an apocalyptic number.

11717379 is a deficient number, since it is larger than the sum of its proper divisors (5786481).

11717379 is an equidigital number, since it uses as much as digits as its factorization.

11717379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144671 (or 144662 counting only the distinct ones).

The product of its digits is 9261, while the sum is 36.

The square root of 11717379 is about 3423.0657311831. The cubic root of 11717379 is about 227.1312159014.

The spelling of 11717379 in words is "eleven million, seven hundred seventeen thousand, three hundred seventy-nine".