11459857 has 2 divisors, whose sum is σ = 11459858. Its totient is φ = 11459856.

The previous prime is 11459839. The next prime is 11459879. The reversal of 11459857 is 75895411.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11048976 + 410881 = 3324^2 + 641^2 .

It is an emirp because it is prime and its reverse (75895411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11459857 - 2¹⁵ = 11427089 is a prime.

It is not a weakly prime, because it can be changed into another prime (11459837) 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 as a sum of consecutive naturals, namely, 5729928 + 5729929.

It is an arithmetic number, because the mean of its divisors is an integer number (5729929).

Almost surely, 2^11459857 is an apocalyptic number.

It is an amenable number.

11459857 is a deficient number, since it is larger than the sum of its proper divisors (1).

11459857 is an equidigital number, since it uses as much as digits as its factorization.

11459857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 40.

The square root of 11459857 is about 3385.2410549324. The cubic root of 11459857 is about 225.4549281193.

The spelling of 11459857 in words is "eleven million, four hundred fifty-nine thousand, eight hundred fifty-seven".