11379009 has 4 divisors (see below), whose sum is σ = 15172016. Its totient is φ = 7586004.

The previous prime is 11378993. The next prime is 11379023. The reversal of 11379009 is 90097311.

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.

It is not a de Polignac number, because 11379009 - 2⁴ = 11378993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11374009) 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, 1896499 + ... + 1896504.

It is an arithmetic number, because the mean of its divisors is an integer number (3793004).

Almost surely, 2^11379009 is an apocalyptic number.

It is an amenable number.

11379009 is a deficient number, since it is larger than the sum of its proper divisors (3793007).

11379009 is an equidigital number, since it uses as much as digits as its factorization.

11379009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3793006.

The product of its (nonzero) digits is 1701, while the sum is 30.

The square root of 11379009 is about 3373.2786721527. The cubic root of 11379009 is about 224.9234900356.

The spelling of 11379009 in words is "eleven million, three hundred seventy-nine thousand, nine".