160983731 has 2 divisors, whose sum is σ = 160983732. Its totient is φ = 160983730.

The previous prime is 160983703. The next prime is 160983733. The reversal of 160983731 is 137389061.

160983731 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-160983731 is a prime.

It is a super-2 number, since 2×160983731² = 51831523293360722, which contains 22 as substring.

Together with 160983733, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (160983733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80491865 + 80491866.

It is an arithmetic number, because the mean of its divisors is an integer number (80491866).

Almost surely, 2^160983731 is an apocalyptic number.

160983731 is a deficient number, since it is larger than the sum of its proper divisors (1).

160983731 is an equidigital number, since it uses as much as digits as its factorization.

160983731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 160983731 is about 12687.9364358433. The cubic root of 160983731 is about 543.9938578369.

The spelling of 160983731 in words is "one hundred sixty million, nine hundred eighty-three thousand, seven hundred thirty-one".