11608857 has 24 divisors (see below), whose sum is σ = 18173064. Its totient is φ = 7098624.

The previous prime is 11608853. The next prime is 11608871. The reversal of 11608857 is 75880611.

It can be written as a sum of positive squares in 4 ways, for example, as 2005056 + 9603801 = 1416^2 + 3099^2 .

It is not a de Polignac number, because 11608857 - 2² = 11608853 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11608853) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36463 + ... + 36779.

It is an arithmetic number, because the mean of its divisors is an integer number (757211).

Almost surely, 2^11608857 is an apocalyptic number.

It is an amenable number.

11608857 is a deficient number, since it is larger than the sum of its proper divisors (6564207).

11608857 is a wasteful number, since it uses less digits than its factorization.

11608857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The square root of 11608857 is about 3407.1772774542. The cubic root of 11608857 is about 226.4278383633.

The spelling of 11608857 in words is "eleven million, six hundred eight thousand, eight hundred fifty-seven".