639083 has 2 divisors, whose sum is σ = 639084. Its totient is φ = 639082.

The previous prime is 639053. The next prime is 639091. The reversal of 639083 is 380936.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 639083 - 2¹⁰ = 638059 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (639043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 319541 + 319542.

It is an arithmetic number, because the mean of its divisors is an integer number (319542).

2⁶³⁹⁰⁸³ is an apocalyptic number.

639083 is a deficient number, since it is larger than the sum of its proper divisors (1).

639083 is an equidigital number, since it uses as much as digits as its factorization.

639083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 639083 is about 799.4266695576. The cubic root of 639083 is about 86.1362092487.

The spelling of 639083 in words is "six hundred thirty-nine thousand, eighty-three".