13065251 has 2 divisors, whose sum is σ = 13065252. Its totient is φ = 13065250.

The previous prime is 13065211. The next prime is 13065253. The reversal of 13065251 is 15256031.

13065251 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13065251 - 2⁶ = 13065187 is a prime.

Together with 13065253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13065253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6532625 + 6532626.

It is an arithmetic number, because the mean of its divisors is an integer number (6532626).

Almost surely, 2^13065251 is an apocalyptic number.

13065251 is a deficient number, since it is larger than the sum of its proper divisors (1).

13065251 is an equidigital number, since it uses as much as digits as its factorization.

13065251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 13065251 is about 3614.5886349625. The cubic root of 13065251 is about 235.5262148083.

The spelling of 13065251 in words is "thirteen million, sixty-five thousand, two hundred fifty-one".