11954379 has 4 divisors (see below), whose sum is σ = 15939176. Its totient is φ = 7969584.

The previous prime is 11954347. The next prime is 11954399. The reversal of 11954379 is 97345911.

It is a happy number.

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

It is not a de Polignac number, because 11954379 - 2⁵ = 11954347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11954339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1992394 + ... + 1992399.

It is an arithmetic number, because the mean of its divisors is an integer number (3984794).

Almost surely, 2^11954379 is an apocalyptic number.

11954379 is a deficient number, since it is larger than the sum of its proper divisors (3984797).

11954379 is an equidigital number, since it uses as much as digits as its factorization.

11954379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3984796.

The product of its digits is 34020, while the sum is 39.

The square root of 11954379 is about 3457.5105205914. The cubic root of 11954379 is about 228.6523522429.

The spelling of 11954379 in words is "eleven million, nine hundred fifty-four thousand, three hundred seventy-nine".