13372478017 has 2 divisors, whose sum is σ = 13372478018. Its totient is φ = 13372478016.

The previous prime is 13372477997. The next prime is 13372478033. The reversal of 13372478017 is 71087427331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7575787521 + 5796690496 = 87039^2 + 76136^2 .

It is a cyclic number.

It is not a de Polignac number, because 13372478017 - 2²⁷ = 13238260289 is a prime.

It is not a weakly prime, because it can be changed into another prime (13372478087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6686239008 + 6686239009.

It is an arithmetic number, because the mean of its divisors is an integer number (6686239009).

Almost surely, 2^13372478017 is an apocalyptic number.

It is an amenable number.

13372478017 is a deficient number, since it is larger than the sum of its proper divisors (1).

13372478017 is an equidigital number, since it uses as much as digits as its factorization.

13372478017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 197568, while the sum is 43.

The spelling of 13372478017 in words is "thirteen billion, three hundred seventy-two million, four hundred seventy-eight thousand, seventeen".