13415251 has 2 divisors, whose sum is σ = 13415252. Its totient is φ = 13415250.

The previous prime is 13415249. The next prime is 13415287. The reversal of 13415251 is 15251431.

It is a happy number.

13415251 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13415251 - 2¹ = 13415249 is a prime.

Together with 13415249, 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 (13415231) 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, 6707625 + 6707626.

It is an arithmetic number, because the mean of its divisors is an integer number (6707626).

Almost surely, 2^13415251 is an apocalyptic number.

13415251 is a deficient number, since it is larger than the sum of its proper divisors (1).

13415251 is an equidigital number, since it uses as much as digits as its factorization.

13415251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 600, while the sum is 22.

The square root of 13415251 is about 3662.6835790169. The cubic root of 13415251 is about 237.6108498240.

Adding to 13415251 its reverse (15251431), we get a palindrome (28666682).

The spelling of 13415251 in words is "thirteen million, four hundred fifteen thousand, two hundred fifty-one".