1372969869137 has 2 divisors, whose sum is σ = 1372969869138. Its totient is φ = 1372969869136.

The previous prime is 1372969869113. The next prime is 1372969869209. The reversal of 1372969869137 is 7319689692731.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1347930288016 + 25039581121 = 1161004^2 + 158239^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1372969869137 is a prime.

It is not a weakly prime, because it can be changed into another prime (1372969862137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686484934568 + 686484934569.

It is an arithmetic number, because the mean of its divisors is an integer number (686484934569).

Almost surely, 2^{1372969869137} is an apocalyptic number.

It is an amenable number.

1372969869137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372969869137 is an equidigital number, since it uses as much as digits as its factorization.

1372969869137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 185177664, while the sum is 71.

The spelling of 1372969869137 in words is "one trillion, three hundred seventy-two billion, nine hundred sixty-nine million, eight hundred sixty-nine thousand, one hundred thirty-seven".