160021723 has 2 divisors, whose sum is σ = 160021724. Its totient is φ = 160021722.

The previous prime is 160021711. The next prime is 160021769. The reversal of 160021723 is 327120061.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 160021723 - 2¹³ = 160013531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 160021694 and 160021703.

It is not a weakly prime, because it can be changed into another prime (160021703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80010861 + 80010862.

It is an arithmetic number, because the mean of its divisors is an integer number (80010862).

Almost surely, 2^160021723 is an apocalyptic number.

160021723 is a deficient number, since it is larger than the sum of its proper divisors (1).

160021723 is an equidigital number, since it uses as much as digits as its factorization.

160021723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 160021723 is about 12649.9692885003. The cubic root of 160021723 is about 542.9080910796.

Adding to 160021723 its reverse (327120061), we get a palindrome (487141784).

The spelling of 160021723 in words is "one hundred sixty million, twenty-one thousand, seven hundred twenty-three".