654397323 has 4 divisors (see below), whose sum is σ = 872529768. Its totient is φ = 436264880.

The previous prime is 654397319. The next prime is 654397327. The reversal of 654397323 is 323793456.

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

It is an interprime number because it is at equal distance from previous prime (654397319) and next prime (654397327).

It is a cyclic number.

It is not a de Polignac number, because 654397323 - 2² = 654397319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (654397327) 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, 109066218 + ... + 109066223.

It is an arithmetic number, because the mean of its divisors is an integer number (218132442).

Almost surely, 2^654397323 is an apocalyptic number.

654397323 is a deficient number, since it is larger than the sum of its proper divisors (218132445).

654397323 is a wasteful number, since it uses less digits than its factorization.

654397323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218132444.

The product of its digits is 408240, while the sum is 42.

The square root of 654397323 is about 25581.1908049645. The cubic root of 654397323 is about 868.1881184395.

The spelling of 654397323 in words is "six hundred fifty-four million, three hundred ninety-seven thousand, three hundred twenty-three".