14888857 has 2 divisors, whose sum is σ = 14888858. Its totient is φ = 14888856.

The previous prime is 14888777. The next prime is 14888869. The reversal of 14888857 is 75888841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9853321 + 5035536 = 3139^2 + 2244^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14888857 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14888857.

It is not a weakly prime, because it can be changed into another prime (14888057) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7444428 + 7444429.

It is an arithmetic number, because the mean of its divisors is an integer number (7444429).

Almost surely, 2^14888857 is an apocalyptic number.

It is an amenable number.

14888857 is a deficient number, since it is larger than the sum of its proper divisors (1).

14888857 is an equidigital number, since it uses as much as digits as its factorization.

14888857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 573440, while the sum is 49.

The square root of 14888857 is about 3858.6081687572. The cubic root of 14888857 is about 246.0105807686.

The spelling of 14888857 in words is "fourteen million, eight hundred eighty-eight thousand, eight hundred fifty-seven".