13051807553 has 2 divisors, whose sum is σ = 13051807554. Its totient is φ = 13051807552.

The previous prime is 13051807537. The next prime is 13051807577. The reversal of 13051807553 is 35570815031.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12033431809 + 1018375744 = 109697^2 + 31912^2 .

It is a cyclic number.

It is not a de Polignac number, because 13051807553 - 2⁴ = 13051807537 is a prime.

It is not a weakly prime, because it can be changed into another prime (13051807513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6525903776 + 6525903777.

It is an arithmetic number, because the mean of its divisors is an integer number (6525903777).

Almost surely, 2^13051807553 is an apocalyptic number.

It is an amenable number.

13051807553 is a deficient number, since it is larger than the sum of its proper divisors (1).

13051807553 is an equidigital number, since it uses as much as digits as its factorization.

13051807553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63000, while the sum is 38.

The spelling of 13051807553 in words is "thirteen billion, fifty-one million, eight hundred seven thousand, five hundred fifty-three".