654347423 has 4 divisors (see below), whose sum is σ = 654681048. Its totient is φ = 654013800.

The previous prime is 654347417. The next prime is 654347437. The reversal of 654347423 is 324743456.

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 654347423 - 2⁶ = 654347359 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 (654347453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163853 + ... + 167798.

It is an arithmetic number, because the mean of its divisors is an integer number (163670262).

Almost surely, 2^654347423 is an apocalyptic number.

654347423 is a deficient number, since it is larger than the sum of its proper divisors (333625).

654347423 is a wasteful number, since it uses less digits than its factorization.

654347423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333624.

The product of its digits is 241920, while the sum is 38.

The square root of 654347423 is about 25580.2154603905. The cubic root of 654347423 is about 868.1660504559.

The spelling of 654347423 in words is "six hundred fifty-four million, three hundred forty-seven thousand, four hundred twenty-three".