11575687 has 2 divisors, whose sum is σ = 11575688. Its totient is φ = 11575686.

The previous prime is 11575651. The next prime is 11575699. The reversal of 11575687 is 78657511.

11575687 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11575687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11575087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5787843 + 5787844.

It is an arithmetic number, because the mean of its divisors is an integer number (5787844).

Almost surely, 2^11575687 is an apocalyptic number.

11575687 is a deficient number, since it is larger than the sum of its proper divisors (1).

11575687 is an equidigital number, since it uses as much as digits as its factorization.

11575687 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58800, while the sum is 40.

The square root of 11575687 is about 3402.3061296715. The cubic root of 11575687 is about 226.2119751324.

The spelling of 11575687 in words is "eleven million, five hundred seventy-five thousand, six hundred eighty-seven".