630703257337 has 2 divisors, whose sum is σ = 630703257338. Its totient is φ = 630703257336.

The previous prime is 630703257311. The next prime is 630703257347. The reversal of 630703257337 is 733752307036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 463680645481 + 167022611856 = 680941^2 + 408684^2 .

It is a cyclic number.

It is not a de Polignac number, because 630703257337 - 2¹¹ = 630703255289 is a prime.

It is not a weakly prime, because it can be changed into another prime (630703257347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315351628668 + 315351628669.

It is an arithmetic number, because the mean of its divisors is an integer number (315351628669).

Almost surely, 2^630703257337 is an apocalyptic number.

It is an amenable number.

630703257337 is a deficient number, since it is larger than the sum of its proper divisors (1).

630703257337 is an equidigital number, since it uses as much as digits as its factorization.

630703257337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1666980, while the sum is 46.

The spelling of 630703257337 in words is "six hundred thirty billion, seven hundred three million, two hundred fifty-seven thousand, three hundred thirty-seven".