152022539 has 4 divisors (see below), whose sum is σ = 152901456. Its totient is φ = 151143624.

The previous prime is 152022523. The next prime is 152022557. The reversal of 152022539 is 935220251.

152022539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 152022539 - 2⁴ = 152022523 is a prime.

It is a super-2 number, since 2×152022539² = 46221704728013042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152022509) 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, 439199 + ... + 439544.

It is an arithmetic number, because the mean of its divisors is an integer number (38225364).

Almost surely, 2^152022539 is an apocalyptic number.

152022539 is a deficient number, since it is larger than the sum of its proper divisors (878917).

152022539 is an equidigital number, since it uses as much as digits as its factorization.

152022539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 878916.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 152022539 is about 12329.7420492077. The cubic root of 152022539 is about 533.7067069954.

The spelling of 152022539 in words is "one hundred fifty-two million, twenty-two thousand, five hundred thirty-nine".