162897158539 has 2 divisors, whose sum is σ = 162897158540. Its totient is φ = 162897158538.

The previous prime is 162897158527. The next prime is 162897158569. The reversal of 162897158539 is 935851798261.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (935851798261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 162897158539 - 2¹⁷ = 162897027467 is a prime.

It is a super-2 number, since 2×162897158539² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (162897158569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81448579269 + 81448579270.

It is an arithmetic number, because the mean of its divisors is an integer number (81448579270).

Almost surely, 2^162897158539 is an apocalyptic number.

162897158539 is a deficient number, since it is larger than the sum of its proper divisors (1).

162897158539 is an equidigital number, since it uses as much as digits as its factorization.

162897158539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32659200, while the sum is 64.

The spelling of 162897158539 in words is "one hundred sixty-two billion, eight hundred ninety-seven million, one hundred fifty-eight thousand, five hundred thirty-nine".