11583857 has 2 divisors, whose sum is σ = 11583858. Its totient is φ = 11583856.

The previous prime is 11583841. The next prime is 11583911. The reversal of 11583857 is 75838511.

11583857 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8814961 + 2768896 = 2969^2 + 1664^2 .

It is a cyclic number.

It is not a de Polignac number, because 11583857 - 2⁴ = 11583841 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11583857.

It is not a weakly prime, because it can be changed into another prime (11583157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5791928 + 5791929.

It is an arithmetic number, because the mean of its divisors is an integer number (5791929).

Almost surely, 2^11583857 is an apocalyptic number.

It is an amenable number.

11583857 is a deficient number, since it is larger than the sum of its proper divisors (1).

11583857 is an equidigital number, since it uses as much as digits as its factorization.

11583857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 38.

The square root of 11583857 is about 3403.5065741085. The cubic root of 11583857 is about 226.2651819732.

The spelling of 11583857 in words is "eleven million, five hundred eighty-three thousand, eight hundred fifty-seven".