654601315 has 4 divisors (see below), whose sum is σ = 785521584. Its totient is φ = 523681048.

The previous prime is 654601271. The next prime is 654601333. The reversal of 654601315 is 513106456.

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 654601315 - 2¹³ = 654593123 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

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, 65460127 + ... + 65460136.

It is an arithmetic number, because the mean of its divisors is an integer number (196380396).

Almost surely, 2^654601315 is an apocalyptic number.

654601315 is a deficient number, since it is larger than the sum of its proper divisors (130920269).

654601315 is a wasteful number, since it uses less digits than its factorization.

654601315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130920268.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 654601315 is about 25585.1776425336. The cubic root of 654601315 is about 868.2783210454.

The spelling of 654601315 in words is "six hundred fifty-four million, six hundred one thousand, three hundred fifteen".