630134339 has 2 divisors, whose sum is σ = 630134340. Its totient is φ = 630134338.

The previous prime is 630134333. The next prime is 630134347. The reversal of 630134339 is 933431036.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-630134339 is a prime.

It is not a weakly prime, because it can be changed into another prime (630134333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315067169 + 315067170.

It is an arithmetic number, because the mean of its divisors is an integer number (315067170).

Almost surely, 2^630134339 is an apocalyptic number.

630134339 is a deficient number, since it is larger than the sum of its proper divisors (1).

630134339 is an equidigital number, since it uses as much as digits as its factorization.

630134339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 32.

The square root of 630134339 is about 25102.4767503129. The cubic root of 630134339 is about 857.3228170779.

The spelling of 630134339 in words is "six hundred thirty million, one hundred thirty-four thousand, three hundred thirty-nine".