653324323 has 4 divisors (see below), whose sum is σ = 657709200. Its totient is φ = 648939448.

The previous prime is 653324279. The next prime is 653324339. The reversal of 653324323 is 323423356.

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 653324323 - 2²⁹ = 116453411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653324423) 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, 2192215 + ... + 2192512.

It is an arithmetic number, because the mean of its divisors is an integer number (164427300).

Almost surely, 2^653324323 is an apocalyptic number.

653324323 is a deficient number, since it is larger than the sum of its proper divisors (4384877).

653324323 is a wasteful number, since it uses less digits than its factorization.

653324323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384876.

The product of its digits is 38880, while the sum is 31.

The square root of 653324323 is about 25560.2097604851. The cubic root of 653324323 is about 867.7133429282.

Adding to 653324323 its reverse (323423356), we get a palindrome (976747679).

The spelling of 653324323 in words is "six hundred fifty-three million, three hundred twenty-four thousand, three hundred twenty-three".