160565641 has 2 divisors, whose sum is σ = 160565642. Its totient is φ = 160565640.

The previous prime is 160565623. The next prime is 160565729. The reversal of 160565641 is 146565061.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158886025 + 1679616 = 12605^2 + 1296^2 .

It is a cyclic number.

It is not a de Polignac number, because 160565641 - 2⁷ = 160565513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 160565597 and 160565606.

It is not a weakly prime, because it can be changed into another prime (160560641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80282820 + 80282821.

It is an arithmetic number, because the mean of its divisors is an integer number (80282821).

Almost surely, 2^160565641 is an apocalyptic number.

It is an amenable number.

160565641 is a deficient number, since it is larger than the sum of its proper divisors (1).

160565641 is an equidigital number, since it uses as much as digits as its factorization.

160565641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 160565641 is about 12671.4498381203. The cubic root of 160565641 is about 543.5225150326.

The spelling of 160565641 in words is "one hundred sixty million, five hundred sixty-five thousand, six hundred forty-one".