1485977911597 has 4 divisors (see below), whose sum is σ = 1486082520576. Its totient is φ = 1485873302620.

The previous prime is 1485977911543. The next prime is 1485977911603. The reversal of 1485977911597 is 7951197795841.

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 1485977911597 - 2²⁷ = 1485843693869 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 (1485977912597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52283179 + ... + 52311592.

It is an arithmetic number, because the mean of its divisors is an integer number (371520630144).

Almost surely, 2^{1485977911597} is an apocalyptic number.

It is an amenable number.

1485977911597 is a deficient number, since it is larger than the sum of its proper divisors (104608979).

1485977911597 is a wasteful number, since it uses less digits than its factorization.

1485977911597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104608978.

The product of its digits is 200037600, while the sum is 73.

The spelling of 1485977911597 in words is "one trillion, four hundred eighty-five billion, nine hundred seventy-seven million, nine hundred eleven thousand, five hundred ninety-seven".