162923897 has 2 divisors, whose sum is σ = 162923898. Its totient is φ = 162923896.

The previous prime is 162923867. The next prime is 162923933. The reversal of 162923897 is 798329261.

It is a happy number.

162923897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115369081 + 47554816 = 10741^2 + 6896^2 .

It is a cyclic number.

It is not a de Polignac number, because 162923897 - 2⁸ = 162923641 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (162923837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81461948 + 81461949.

It is an arithmetic number, because the mean of its divisors is an integer number (81461949).

Almost surely, 2^162923897 is an apocalyptic number.

It is an amenable number.

162923897 is a deficient number, since it is larger than the sum of its proper divisors (1).

162923897 is an equidigital number, since it uses as much as digits as its factorization.

162923897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 47.

The square root of 162923897 is about 12764.1645633390. The cubic root of 162923897 is about 546.1705302199.

The spelling of 162923897 in words is "one hundred sixty-two million, nine hundred twenty-three thousand, eight hundred ninety-seven".