2328121535 has 4 divisors (see below), whose sum is σ = 2793745848. Its totient is φ = 1862497224.

The previous prime is 2328121529. The next prime is 2328121553. The reversal of 2328121535 is 5351218232.

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 2328121535 - 2²⁰ = 2327072959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232812149 + ... + 232812158.

It is an arithmetic number, because the mean of its divisors is an integer number (698436462).

Almost surely, 2^2328121535 is an apocalyptic number.

2328121535 is a deficient number, since it is larger than the sum of its proper divisors (465624313).

2328121535 is an equidigital number, since it uses as much as digits as its factorization.

2328121535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465624312.

The product of its digits is 14400, while the sum is 32.

The square root of 2328121535 is about 48250.6117577798. The cubic root of 2328121535 is about 1325.3641405716.

Adding to 2328121535 its reverse (5351218232), we get a palindrome (7679339767).

The spelling of 2328121535 in words is "two billion, three hundred twenty-eight million, one hundred twenty-one thousand, five hundred thirty-five".