15132587 has 2 divisors, whose sum is σ = 15132588. Its totient is φ = 15132586.

The previous prime is 15132563. The next prime is 15132599. The reversal of 15132587 is 78523151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15132587 - 2¹⁰ = 15131563 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15132547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7566293 + 7566294.

It is an arithmetic number, because the mean of its divisors is an integer number (7566294).

Almost surely, 2^15132587 is an apocalyptic number.

15132587 is a deficient number, since it is larger than the sum of its proper divisors (1).

15132587 is an equidigital number, since it uses as much as digits as its factorization.

15132587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8400, while the sum is 32.

The square root of 15132587 is about 3890.0625958974. The cubic root of 15132587 is about 247.3457161763.

The spelling of 15132587 in words is "fifteen million, one hundred thirty-two thousand, five hundred eighty-seven".