654023039 has 2 divisors, whose sum is σ = 654023040. Its totient is φ = 654023038.

The previous prime is 654023033. The next prime is 654023053. The reversal of 654023039 is 930320456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 654023039 - 2⁴ = 654023023 is a prime.

It is a super-2 number, since 2×654023039² = 855492271085591042, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 654022996 and 654023014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (654023033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327011519 + 327011520.

It is an arithmetic number, because the mean of its divisors is an integer number (327011520).

Almost surely, 2^654023039 is an apocalyptic number.

654023039 is a deficient number, since it is larger than the sum of its proper divisors (1).

654023039 is an equidigital number, since it uses as much as digits as its factorization.

654023039 is an odious number, because the sum of its binary digits is odd.

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

The square root of 654023039 is about 25573.8741492172. The cubic root of 654023039 is about 868.0225661664.

The spelling of 654023039 in words is "six hundred fifty-four million, twenty-three thousand, thirty-nine".