13004587 has 2 divisors, whose sum is σ = 13004588. Its totient is φ = 13004586.

The previous prime is 13004543. The next prime is 13004597. The reversal of 13004587 is 78540031.

13004587 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (78540031) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13004587 - 2²³ = 4615979 is a prime.

It is not a weakly prime, because it can be changed into another prime (13004527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6502293 + 6502294.

It is an arithmetic number, because the mean of its divisors is an integer number (6502294).

Almost surely, 2^13004587 is an apocalyptic number.

13004587 is a deficient number, since it is larger than the sum of its proper divisors (1).

13004587 is an equidigital number, since it uses as much as digits as its factorization.

13004587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 13004587 is about 3606.1873218123. The cubic root of 13004587 is about 235.1611208334.

The spelling of 13004587 in words is "thirteen million, four thousand, five hundred eighty-seven".