13251045047 has 2 divisors, whose sum is σ = 13251045048. Its totient is φ = 13251045046.

The previous prime is 13251045019. The next prime is 13251045173. The reversal of 13251045047 is 74054015231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13251045047 - 2¹⁸ = 13250782903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13251045007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6625522523 + 6625522524.

It is an arithmetic number, because the mean of its divisors is an integer number (6625522524).

Almost surely, 2^13251045047 is an apocalyptic number.

13251045047 is a deficient number, since it is larger than the sum of its proper divisors (1).

13251045047 is an equidigital number, since it uses as much as digits as its factorization.

13251045047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 32.

The spelling of 13251045047 in words is "thirteen billion, two hundred fifty-one million, forty-five thousand, forty-seven".