630827699 has 2 divisors, whose sum is σ = 630827700. Its totient is φ = 630827698.

The previous prime is 630827651. The next prime is 630827819. The reversal of 630827699 is 996728036.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-630827699 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (630827629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315413849 + 315413850.

It is an arithmetic number, because the mean of its divisors is an integer number (315413850).

Almost surely, 2^630827699 is an apocalyptic number.

630827699 is a deficient number, since it is larger than the sum of its proper divisors (1).

630827699 is an equidigital number, since it uses as much as digits as its factorization.

630827699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 979776, while the sum is 50.

The square root of 630827699 is about 25116.2835427537. The cubic root of 630827699 is about 857.6371497629.

The spelling of 630827699 in words is "six hundred thirty million, eight hundred twenty-seven thousand, six hundred ninety-nine".