11962855 has 4 divisors (see below), whose sum is σ = 14355432. Its totient is φ = 9570280.

The previous prime is 11962823. The next prime is 11962943. The reversal of 11962855 is 55826911.

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

It is not a de Polignac number, because 11962855 - 2⁵ = 11962823 is a prime.

It is a Duffinian number.

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, 1196281 + ... + 1196290.

It is an arithmetic number, because the mean of its divisors is an integer number (3588858).

Almost surely, 2^11962855 is an apocalyptic number.

11962855 is a deficient number, since it is larger than the sum of its proper divisors (2392577).

11962855 is an equidigital number, since it uses as much as digits as its factorization.

11962855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2392576.

The product of its digits is 21600, while the sum is 37.

The square root of 11962855 is about 3458.7360408103. The cubic root of 11962855 is about 228.7063798499.

The spelling of 11962855 in words is "eleven million, nine hundred sixty-two thousand, eight hundred fifty-five".