13425415251 has 16 divisors (see below), whose sum is σ = 18286953984. Its totient is φ = 8757192224.

The previous prime is 13425415229. The next prime is 13425415291. The reversal of 13425415251 is 15251452431.

It is a cyclic number.

It is not a de Polignac number, because 13425415251 - 2⁶ = 13425415187 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13425415291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523705 + ... + 548741.

It is an arithmetic number, because the mean of its divisors is an integer number (1142934624).

Almost surely, 2^13425415251 is an apocalyptic number.

13425415251 is a deficient number, since it is larger than the sum of its proper divisors (4861538733).

13425415251 is a wasteful number, since it uses less digits than its factorization.

13425415251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28890.

The product of its digits is 24000, while the sum is 33.

Adding to 13425415251 its reverse (15251452431), we get a palindrome (28676867682).

The spelling of 13425415251 in words is "thirteen billion, four hundred twenty-five million, four hundred fifteen thousand, two hundred fifty-one".