11793909 has 8 divisors (see below), whose sum is σ = 15869920. Its totient is φ = 7790256.

The previous prime is 11793893. The next prime is 11793913. The reversal of 11793909 is 90939711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11793909 - 2⁴ = 11793893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11793959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17707 + ... + 18360.

It is an arithmetic number, because the mean of its divisors is an integer number (1983740).

Almost surely, 2^11793909 is an apocalyptic number.

It is an amenable number.

11793909 is a deficient number, since it is larger than the sum of its proper divisors (4076011).

11793909 is a wasteful number, since it uses less digits than its factorization.

11793909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36179.

The product of its (nonzero) digits is 15309, while the sum is 39.

The square root of 11793909 is about 3434.2261136972. The cubic root of 11793909 is about 227.6246324301.

The spelling of 11793909 in words is "eleven million, seven hundred ninety-three thousand, nine hundred nine".