162904153 has 2 divisors, whose sum is σ = 162904154. Its totient is φ = 162904152.

The previous prime is 162904151. The next prime is 162904169. The reversal of 162904153 is 351409261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86638864 + 76265289 = 9308^2 + 8733^2 .

It is a cyclic number.

It is not a de Polignac number, because 162904153 - 2¹ = 162904151 is a prime.

Together with 162904151, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (162904151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81452076 + 81452077.

It is an arithmetic number, because the mean of its divisors is an integer number (81452077).

Almost surely, 2^162904153 is an apocalyptic number.

It is an amenable number.

162904153 is a deficient number, since it is larger than the sum of its proper divisors (1).

162904153 is an equidigital number, since it uses as much as digits as its factorization.

162904153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 162904153 is about 12763.3911246189. The cubic root of 162904153 is about 546.1484666946.

The spelling of 162904153 in words is "one hundred sixty-two million, nine hundred four thousand, one hundred fifty-three".