13451219963 has 2 divisors, whose sum is σ = 13451219964. Its totient is φ = 13451219962.

The previous prime is 13451219941. The next prime is 13451219989. The reversal of 13451219963 is 36991215431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13451219963 - 2⁸ = 13451219707 is a prime.

It is not a weakly prime, because it can be changed into another prime (13451219923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6725609981 + 6725609982.

It is an arithmetic number, because the mean of its divisors is an integer number (6725609982).

Almost surely, 2^13451219963 is an apocalyptic number.

13451219963 is a deficient number, since it is larger than the sum of its proper divisors (1).

13451219963 is an equidigital number, since it uses as much as digits as its factorization.

13451219963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 44.

The spelling of 13451219963 in words is "thirteen billion, four hundred fifty-one million, two hundred nineteen thousand, nine hundred sixty-three".