11954918 has 8 divisors (see below), whose sum is σ = 18178248. Its totient is φ = 5895504.

The previous prime is 11954897. The next prime is 11954923. The reversal of 11954918 is 81945911.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40796 + ... + 41087.

It is an arithmetic number, because the mean of its divisors is an integer number (2272281).

Almost surely, 2^11954918 is an apocalyptic number.

11954918 is a deficient number, since it is larger than the sum of its proper divisors (6223330).

11954918 is an equidigital number, since it uses as much as digits as its factorization.

11954918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81958.

The product of its digits is 12960, while the sum is 38.

The square root of 11954918 is about 3457.5884659687. The cubic root of 11954918 is about 228.6557886898.

The spelling of 11954918 in words is "eleven million, nine hundred fifty-four thousand, nine hundred eighteen".