1397060986597 has 4 divisors (see below), whose sum is σ = 1410624685600. Its totient is φ = 1383497287596.

The previous prime is 1397060986579. The next prime is 1397060986613. The reversal of 1397060986597 is 7956890607931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1397060986597 - 2¹⁵ = 1397060953829 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 (1397060986507) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6781849347 + ... + 6781849552.

It is an arithmetic number, because the mean of its divisors is an integer number (352656171400).

Almost surely, 2^{1397060986597} is an apocalyptic number.

It is an amenable number.

1397060986597 is a deficient number, since it is larger than the sum of its proper divisors (13563699003).

1397060986597 is a wasteful number, since it uses less digits than its factorization.

1397060986597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13563699002.

The product of its (nonzero) digits is 154314720, while the sum is 70.

The spelling of 1397060986597 in words is "one trillion, three hundred ninety-seven billion, sixty million, nine hundred eighty-six thousand, five hundred ninety-seven".