160946819 has 12 divisors (see below), whose sum is σ = 177478392. Its totient is φ = 145844160.

The previous prime is 160946813. The next prime is 160946827. The reversal of 160946819 is 918649061.

It is a de Polignac number, because none of the positive numbers 2^k-160946819 is a prime.

It is a super-2 number, since 2×160946819² = 51807757092437522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 160946819.

It is not an unprimeable number, because it can be changed into a prime (160946813) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38804 + ... + 42750.

It is an arithmetic number, because the mean of its divisors is an integer number (14789866).

Almost surely, 2^160946819 is an apocalyptic number.

160946819 is a deficient number, since it is larger than the sum of its proper divisors (16531573).

160946819 is a wasteful number, since it uses less digits than its factorization.

160946819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4306 (or 4295 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 44.

The square root of 160946819 is about 12686.4817423902. The cubic root of 160946819 is about 543.9522771627.

The spelling of 160946819 in words is "one hundred sixty million, nine hundred forty-six thousand, eight hundred nineteen".