13298728332937 has 2 divisors, whose sum is σ = 13298728332938. Its totient is φ = 13298728332936.

The previous prime is 13298728332919. The next prime is 13298728332971. The reversal of 13298728332937 is 73923382789231.

13298728332937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7809543237136 + 5489185095801 = 2794556^2 + 2342901^2 .

It is a cyclic number.

It is not a de Polignac number, because 13298728332937 - 2⁷ = 13298728332809 is a prime.

It is a super-2 number, since 2×13298728332937² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13298728032937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6649364166468 + 6649364166469.

It is an arithmetic number, because the mean of its divisors is an integer number (6649364166469).

Almost surely, 2^{13298728332937} is an apocalyptic number.

It is an amenable number.

13298728332937 is a deficient number, since it is larger than the sum of its proper divisors (1).

13298728332937 is an equidigital number, since it uses as much as digits as its factorization.

13298728332937 is an evil number, because the sum of its binary digits is even.

The product of its digits is 164602368, while the sum is 67.

The spelling of 13298728332937 in words is "thirteen trillion, two hundred ninety-eight billion, seven hundred twenty-eight million, three hundred thirty-two thousand, nine hundred thirty-seven".