162160897 has 2 divisors, whose sum is σ = 162160898. Its totient is φ = 162160896.

The previous prime is 162160883. The next prime is 162160903. The reversal of 162160897 is 798061261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97535376 + 64625521 = 9876^2 + 8039^2 .

It is an emirp because it is prime and its reverse (798061261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 162160897 - 2⁷ = 162160769 is a prime.

It is not a weakly prime, because it can be changed into another prime (162161897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81080448 + 81080449.

It is an arithmetic number, because the mean of its divisors is an integer number (81080449).

Almost surely, 2^162160897 is an apocalyptic number.

It is an amenable number.

162160897 is a deficient number, since it is larger than the sum of its proper divisors (1).

162160897 is an equidigital number, since it uses as much as digits as its factorization.

162160897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 162160897 is about 12734.2411238362. The cubic root of 162160897 is about 545.3165929808.

The spelling of 162160897 in words is "one hundred sixty-two million, one hundred sixty thousand, eight hundred ninety-seven".