13059887 has 2 divisors, whose sum is σ = 13059888. Its totient is φ = 13059886.

The previous prime is 13059881. The next prime is 13059899. The reversal of 13059887 is 78895031.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13059887 - 2¹⁰ = 13058863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13059881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6529943 + 6529944.

It is an arithmetic number, because the mean of its divisors is an integer number (6529944).

Almost surely, 2^13059887 is an apocalyptic number.

13059887 is a deficient number, since it is larger than the sum of its proper divisors (1).

13059887 is an equidigital number, since it uses as much as digits as its factorization.

13059887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 13059887 is about 3613.8465656417. The cubic root of 13059887 is about 235.4939782660.

The spelling of 13059887 in words is "thirteen million, fifty-nine thousand, eight hundred eighty-seven".