160764493 has 2 divisors, whose sum is σ = 160764494. Its totient is φ = 160764492.

The previous prime is 160764451. The next prime is 160764511. The reversal of 160764493 is 394467061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129549924 + 31214569 = 11382^2 + 5587^2 .

It is an emirp because it is prime and its reverse (394467061) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-160764493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (160764413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80382246 + 80382247.

It is an arithmetic number, because the mean of its divisors is an integer number (80382247).

Almost surely, 2^160764493 is an apocalyptic number.

It is an amenable number.

160764493 is a deficient number, since it is larger than the sum of its proper divisors (1).

160764493 is an equidigital number, since it uses as much as digits as its factorization.

160764493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 160764493 is about 12679.2938683509. The cubic root of 160764493 is about 543.7467970393.

The spelling of 160764493 in words is "one hundred sixty million, seven hundred sixty-four thousand, four hundred ninety-three".