11256885 has 12 divisors (see below), whose sum is σ = 19512012. Its totient is φ = 6003648.

The previous prime is 11256859. The next prime is 11256887. The reversal of 11256885 is 58865211.

11256885 is a `hidden beast` number, since 1 + 12 + 568 + 85 = 666.

11256885 is digitally balanced in base 2, base 3 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4334724 + 6922161 = 2082^2 + 2631^2 .

It is not a de Polignac number, because 11256885 - 2⁵ = 11256853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11256887) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125032 + ... + 125121.

It is an arithmetic number, because the mean of its divisors is an integer number (1626001).

Almost surely, 2^11256885 is an apocalyptic number.

11256885 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11256885 is a deficient number, since it is larger than the sum of its proper divisors (8255127).

11256885 is a wasteful number, since it uses less digits than its factorization.

11256885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250164 (or 250161 counting only the distinct ones).

The product of its digits is 19200, while the sum is 36.

The square root of 11256885 is about 3355.1281644670. The cubic root of 11256885 is about 224.1159383345.

The spelling of 11256885 in words is "eleven million, two hundred fifty-six thousand, eight hundred eighty-five".