11953879 has 12 divisors (see below), whose sum is σ = 14124432. Its totient is φ = 9910080.

The previous prime is 11953867. The next prime is 11953883. The reversal of 11953879 is 97835911.

11953879 is nontrivially palindromic in base 6.

It is not a de Polignac number, because 11953879 - 2⁵ = 11953847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11953379) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5839 + ... + 7615.

It is an arithmetic number, because the mean of its divisors is an integer number (1177036).

Almost surely, 2^11953879 is an apocalyptic number.

11953879 is a deficient number, since it is larger than the sum of its proper divisors (2170553).

11953879 is an equidigital number, since it uses as much as digits as its factorization.

11953879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846 (or 1815 counting only the distinct ones).

The product of its digits is 68040, while the sum is 43.

The square root of 11953879 is about 3457.4382134754. The cubic root of 11953879 is about 228.6491643519.

The spelling of 11953879 in words is "eleven million, nine hundred fifty-three thousand, eight hundred seventy-nine".