160531797 has 4 divisors (see below), whose sum is σ = 214042400. Its totient is φ = 107021196.

The previous prime is 160531757. The next prime is 160531801. The reversal of 160531797 is 797135061.

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 de Polignac number, because none of the positive numbers 2^k-160531797 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 (160531757) 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, 26755297 + ... + 26755302.

It is an arithmetic number, because the mean of its divisors is an integer number (53510600).

Almost surely, 2^160531797 is an apocalyptic number.

It is an amenable number.

160531797 is a deficient number, since it is larger than the sum of its proper divisors (53510603).

160531797 is an equidigital number, since it uses as much as digits as its factorization.

160531797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53510602.

The product of its (nonzero) digits is 39690, while the sum is 39.

The square root of 160531797 is about 12670.1143246618. The cubic root of 160531797 is about 543.4843244865.

The spelling of 160531797 in words is "one hundred sixty million, five hundred thirty-one thousand, seven hundred ninety-seven".