13259513 has 2 divisors, whose sum is σ = 13259514. Its totient is φ = 13259512.

The previous prime is 13259497. The next prime is 13259527. The reversal of 13259513 is 31595231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11377129 + 1882384 = 3373^2 + 1372^2 .

It is a cyclic number.

It is not a de Polignac number, because 13259513 - 2⁴ = 13259497 is a prime.

It is not a weakly prime, because it can be changed into another prime (13259563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6629756 + 6629757.

It is an arithmetic number, because the mean of its divisors is an integer number (6629757).

Almost surely, 2^13259513 is an apocalyptic number.

It is an amenable number.

13259513 is a deficient number, since it is larger than the sum of its proper divisors (1).

13259513 is an equidigital number, since it uses as much as digits as its factorization.

13259513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4050, while the sum is 29.

The square root of 13259513 is about 3641.3614212270. The cubic root of 13259513 is about 236.6877917619.

The spelling of 13259513 in words is "thirteen million, two hundred fifty-nine thousand, five hundred thirteen".