654056513 has 16 divisors (see below), whose sum is σ = 755308800. Its totient is φ = 560123280.

The previous prime is 654056503. The next prime is 654056549. The reversal of 654056513 is 315650456.

It is a cyclic number.

It is not a de Polignac number, because 654056513 - 2⁶ = 654056449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (654056503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28670 + ... + 46152.

It is an arithmetic number, because the mean of its divisors is an integer number (47206800).

Almost surely, 2^654056513 is an apocalyptic number.

It is an amenable number.

654056513 is a deficient number, since it is larger than the sum of its proper divisors (101252287).

654056513 is a wasteful number, since it uses less digits than its factorization.

654056513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17692.

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 654056513 is about 25574.5285978061. The cubic root of 654056513 is about 868.0373748657.

The spelling of 654056513 in words is "six hundred fifty-four million, fifty-six thousand, five hundred thirteen".