162158279 has 2 divisors, whose sum is σ = 162158280. Its totient is φ = 162158278.

The previous prime is 162158273. The next prime is 162158317. The reversal of 162158279 is 972851261.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-162158279 is a prime.

It is a Chen prime.

It is equal to p_9088583 and since 162158279 and 9088583 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162158273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81079139 + 81079140.

It is an arithmetic number, because the mean of its divisors is an integer number (81079140).

Almost surely, 2^162158279 is an apocalyptic number.

162158279 is a deficient number, since it is larger than the sum of its proper divisors (1).

162158279 is an equidigital number, since it uses as much as digits as its factorization.

162158279 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 41.

The square root of 162158279 is about 12734.1383297026. The cubic root of 162158279 is about 545.3136583512.

The spelling of 162158279 in words is "one hundred sixty-two million, one hundred fifty-eight thousand, two hundred seventy-nine".