654633113 has 4 divisors (see below), whose sum is σ = 655276560. Its totient is φ = 653989668.

The previous prime is 654633097. The next prime is 654633131. The reversal of 654633113 is 311336456.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 654633113 - 2⁴ = 654633097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 654633113.

It is not an unprimeable number, because it can be changed into a prime (654633173) 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, 320195 + ... + 322232.

It is an arithmetic number, because the mean of its divisors is an integer number (163819140).

Almost surely, 2^654633113 is an apocalyptic number.

It is an amenable number.

654633113 is a deficient number, since it is larger than the sum of its proper divisors (643447).

654633113 is a wasteful number, since it uses less digits than its factorization.

654633113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643446.

The product of its digits is 19440, while the sum is 32.

The square root of 654633113 is about 25585.7990494727. The cubic root of 654633113 is about 868.2923800185.

Adding to 654633113 its reverse (311336456), we get a palindrome (965969569).

The spelling of 654633113 in words is "six hundred fifty-four million, six hundred thirty-three thousand, one hundred thirteen".