654000061 has 32 divisors (see below), whose sum is σ = 791796096. Its totient is φ = 532224000.

The previous prime is 654000059. The next prime is 654000071. The reversal of 654000061 is 160000456.

It is not a de Polignac number, because 654000061 - 2¹ = 654000059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 653999996 and 654000041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654000071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1940485 + ... + 1940821.

It is an arithmetic number, because the mean of its divisors is an integer number (24743628).

It is a Poulet number, since it divides 2^654000060-1.

Almost surely, 2^654000061 is an apocalyptic number.

It is an amenable number.

654000061 is a deficient number, since it is larger than the sum of its proper divisors (137796035).

654000061 is a wasteful number, since it uses less digits than its factorization.

654000061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 654000061 is about 25573.4248977332. The cubic root of 654000061 is about 868.0124005428.

The spelling of 654000061 in words is "six hundred fifty-four million, sixty-one", and thus it is an aban number.