13421955763 has 2 divisors, whose sum is σ = 13421955764. Its totient is φ = 13421955762.

The previous prime is 13421955733. The next prime is 13421955779. The reversal of 13421955763 is 36755912431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13421955763 - 2⁹ = 13421955251 is a prime.

It is not a weakly prime, because it can be changed into another prime (13421955733) 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, 6710977881 + 6710977882.

It is an arithmetic number, because the mean of its divisors is an integer number (6710977882).

Almost surely, 2^13421955763 is an apocalyptic number.

13421955763 is a deficient number, since it is larger than the sum of its proper divisors (1).

13421955763 is an equidigital number, since it uses as much as digits as its factorization.

13421955763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 680400, while the sum is 46.

The spelling of 13421955763 in words is "thirteen billion, four hundred twenty-one million, nine hundred fifty-five thousand, seven hundred sixty-three".