1373668597 has 6 divisors (see below), whose sum is σ = 1597941078. Its totient is φ = 1177430184.

The previous prime is 1373668547. The next prime is 1373668601. The reversal of 1373668597 is 7958663731.

It can be written as a sum of positive squares in only one way, i.e., 1120508676 + 253159921 = 33474^2 + 15911^2 .

It is not a de Polignac number, because 1373668597 - 2²³ = 1365279989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373668547) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14016978 + ... + 14017075.

It is an arithmetic number, because the mean of its divisors is an integer number (266323513).

Almost surely, 2^1373668597 is an apocalyptic number.

It is an amenable number.

1373668597 is a deficient number, since it is larger than the sum of its proper divisors (224272481).

1373668597 is an equidigital number, since it uses as much as digits as its factorization.

1373668597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28034067 (or 28034060 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 55.

The square root of 1373668597 is about 37063.0354531304. The cubic root of 1373668597 is about 1111.6310186194.

The spelling of 1373668597 in words is "one billion, three hundred seventy-three million, six hundred sixty-eight thousand, five hundred ninety-seven".