162520063 has 4 divisors (see below), whose sum is σ = 163217808. Its totient is φ = 161822320.

The previous prime is 162520019. The next prime is 162520067. The reversal of 162520063 is 360025261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 162520063 - 2²⁵ = 128965631 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162520067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348523 + ... + 348988.

It is an arithmetic number, because the mean of its divisors is an integer number (40804452).

Almost surely, 2^162520063 is an apocalyptic number.

162520063 is a deficient number, since it is larger than the sum of its proper divisors (697745).

162520063 is an equidigital number, since it uses as much as digits as its factorization.

162520063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 697744.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 162520063 is about 12748.3356952976. The cubic root of 162520063 is about 545.7188986734.

The spelling of 162520063 in words is "one hundred sixty-two million, five hundred twenty thousand, sixty-three".