654056783 has 2 divisors, whose sum is σ = 654056784. Its totient is φ = 654056782.

The previous prime is 654056719. The next prime is 654056797. The reversal of 654056783 is 387650456.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 654056783 - 2⁶ = 654056719 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (654050783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327028391 + 327028392.

It is an arithmetic number, because the mean of its divisors is an integer number (327028392).

Almost surely, 2^654056783 is an apocalyptic number.

654056783 is a deficient number, since it is larger than the sum of its proper divisors (1).

654056783 is an equidigital number, since it uses as much as digits as its factorization.

654056783 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 654056783 is about 25574.5338764952. The cubic root of 654056783 is about 868.0374943101.

The spelling of 654056783 in words is "six hundred fifty-four million, fifty-six thousand, seven hundred eighty-three".