654013791 has 8 divisors (see below), whose sum is σ = 968909360. Its totient is φ = 436009176.

The previous prime is 654013777. The next prime is 654013807. The reversal of 654013791 is 197310456.

It is not a de Polignac number, because 654013791 - 2¹⁸ = 653751647 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 (654012791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12111340 + ... + 12111393.

It is an arithmetic number, because the mean of its divisors is an integer number (121113670).

Almost surely, 2^654013791 is an apocalyptic number.

654013791 is a deficient number, since it is larger than the sum of its proper divisors (314895569).

654013791 is a wasteful number, since it uses less digits than its factorization.

654013791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24222742 (or 24222736 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 654013791 is about 25573.6933390545. The cubic root of 654013791 is about 868.0184748168.

The spelling of 654013791 in words is "six hundred fifty-four million, thirteen thousand, seven hundred ninety-one".