162323197 has 2 divisors, whose sum is σ = 162323198. Its totient is φ = 162323196.

The previous prime is 162323143. The next prime is 162323207. The reversal of 162323197 is 791323261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 132227001 + 30096196 = 11499^2 + 5486^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162323197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162323297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81161598 + 81161599.

It is an arithmetic number, because the mean of its divisors is an integer number (81161599).

Almost surely, 2^162323197 is an apocalyptic number.

It is an amenable number.

162323197 is a deficient number, since it is larger than the sum of its proper divisors (1).

162323197 is an equidigital number, since it uses as much as digits as its factorization.

162323197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 34.

The square root of 162323197 is about 12740.6121124536. The cubic root of 162323197 is about 545.4984604432.

The spelling of 162323197 in words is "one hundred sixty-two million, three hundred twenty-three thousand, one hundred ninety-seven".