11256158 has 4 divisors (see below), whose sum is σ = 16884240. Its totient is φ = 5628078.

The previous prime is 11256139. The next prime is 11256163. The reversal of 11256158 is 85165211.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11256158.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2814038 + ... + 2814041.

It is an arithmetic number, because the mean of its divisors is an integer number (4221060).

Almost surely, 2^11256158 is an apocalyptic number.

11256158 is a deficient number, since it is larger than the sum of its proper divisors (5628082).

11256158 is an equidigital number, since it uses as much as digits as its factorization.

11256158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5628081.

The product of its digits is 2400, while the sum is 29.

The square root of 11256158 is about 3355.0198211039. The cubic root of 11256158 is about 224.1111135600. Note that the first 5 decimals are identical.

The spelling of 11256158 in words is "eleven million, two hundred fifty-six thousand, one hundred fifty-eight".