13087727 has 2 divisors, whose sum is σ = 13087728. Its totient is φ = 13087726.

The previous prime is 13087721. The next prime is 13087757. The reversal of 13087727 is 72778031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13087727 - 2¹⁴ = 13071343 is a prime.

It is a Chen prime.

It is equal to p₈₅₄₅₅₈ and since 13087727 and 854558 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13087721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6543863 + 6543864.

It is an arithmetic number, because the mean of its divisors is an integer number (6543864).

Almost surely, 2^13087727 is an apocalyptic number.

13087727 is a deficient number, since it is larger than the sum of its proper divisors (1).

13087727 is an equidigital number, since it uses as much as digits as its factorization.

13087727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16464, while the sum is 35.

The square root of 13087727 is about 3617.6963664741. The cubic root of 13087727 is about 235.6611951095.

The spelling of 13087727 in words is "thirteen million, eighty-seven thousand, seven hundred twenty-seven".