13850887 has 2 divisors, whose sum is σ = 13850888. Its totient is φ = 13850886.

The previous prime is 13850857. The next prime is 13850911. The reversal of 13850887 is 78805831.

13850887 is digitally balanced in base 2, 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-13850887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13850827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6925443 + 6925444.

It is an arithmetic number, because the mean of its divisors is an integer number (6925444).

Almost surely, 2^13850887 is an apocalyptic number.

13850887 is a deficient number, since it is larger than the sum of its proper divisors (1).

13850887 is an equidigital number, since it uses as much as digits as its factorization.

13850887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 53760, while the sum is 40.

The square root of 13850887 is about 3721.6779817711. The cubic root of 13850887 is about 240.1554952981.

The spelling of 13850887 in words is "thirteen million, eight hundred fifty thousand, eight hundred eighty-seven".