897015341923 has 4 divisors (see below), whose sum is σ = 897026759728. Its totient is φ = 897003924120.

The previous prime is 897015341909. The next prime is 897015341947. The reversal of 897015341923 is 329143510798.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 897015341923 - 2⁵ = 897015341891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (897015341323) 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, 5590236 + ... + 5748457.

It is an arithmetic number, because the mean of its divisors is an integer number (224256689932).

Almost surely, 2^897015341923 is an apocalyptic number.

897015341923 is a deficient number, since it is larger than the sum of its proper divisors (11417805).

897015341923 is a wasteful number, since it uses less digits than its factorization.

897015341923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11417804.

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 897015341923 in words is "eight hundred ninety-seven billion, fifteen million, three hundred forty-one thousand, nine hundred twenty-three".