11256711 has 4 divisors (see below), whose sum is σ = 15008952. Its totient is φ = 7504472.

The previous prime is 11256697. The next prime is 11256733. The reversal of 11256711 is 11765211.

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

It is a cyclic number.

It is not a de Polignac number, because 11256711 - 2⁶ = 11256647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11256761) 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, 1876116 + ... + 1876121.

It is an arithmetic number, because the mean of its divisors is an integer number (3752238).

Almost surely, 2^11256711 is an apocalyptic number.

11256711 is a deficient number, since it is larger than the sum of its proper divisors (3752241).

11256711 is an equidigital number, since it uses as much as digits as its factorization.

11256711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3752240.

The product of its digits is 420, while the sum is 24.

The square root of 11256711 is about 3355.1022339118. The cubic root of 11256711 is about 224.1147835931.

The spelling of 11256711 in words is "eleven million, two hundred fifty-six thousand, seven hundred eleven".