13314223991 has 2 divisors, whose sum is σ = 13314223992. Its totient is φ = 13314223990.

The previous prime is 13314223973. The next prime is 13314224009. The reversal of 13314223991 is 19932241331.

It is a balanced prime because it is at equal distance from previous prime (13314223973) and next prime (13314224009).

It is a cyclic number.

It is not a de Polignac number, because 13314223991 - 2⁶ = 13314223927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13314220991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6657111995 + 6657111996.

It is an arithmetic number, because the mean of its divisors is an integer number (6657111996).

Almost surely, 2^13314223991 is an apocalyptic number.

13314223991 is a deficient number, since it is larger than the sum of its proper divisors (1).

13314223991 is an equidigital number, since it uses as much as digits as its factorization.

13314223991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 38.

The spelling of 13314223991 in words is "thirteen billion, three hundred fourteen million, two hundred twenty-three thousand, nine hundred ninety-one".