13419368953 has 2 divisors, whose sum is σ = 13419368954. Its totient is φ = 13419368952.

The previous prime is 13419368933. The next prime is 13419368981. The reversal of 13419368953 is 35986391431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11153894544 + 2265474409 = 105612^2 + 47597^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13419368953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13419368953.

It is not a weakly prime, because it can be changed into another prime (13419368903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6709684476 + 6709684477.

It is an arithmetic number, because the mean of its divisors is an integer number (6709684477).

Almost surely, 2^13419368953 is an apocalyptic number.

It is an amenable number.

13419368953 is a deficient number, since it is larger than the sum of its proper divisors (1).

13419368953 is an equidigital number, since it uses as much as digits as its factorization.

13419368953 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2099520, while the sum is 52.

The spelling of 13419368953 in words is "thirteen billion, four hundred nineteen million, three hundred sixty-eight thousand, nine hundred fifty-three".