630500399 has 2 divisors, whose sum is σ = 630500400. Its totient is φ = 630500398.

The previous prime is 630500383. The next prime is 630500417. The reversal of 630500399 is 993005036.

630500399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 630500399 - 2⁴ = 630500383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (630500309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315250199 + 315250200.

It is an arithmetic number, because the mean of its divisors is an integer number (315250200).

Almost surely, 2^630500399 is an apocalyptic number.

630500399 is a deficient number, since it is larger than the sum of its proper divisors (1).

630500399 is an equidigital number, since it uses as much as digits as its factorization.

630500399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21870, while the sum is 35.

The square root of 630500399 is about 25109.7670040962. The cubic root of 630500399 is about 857.4887980018.

The spelling of 630500399 in words is "six hundred thirty million, five hundred thousand, three hundred ninety-nine".