630630354997 has 2 divisors, whose sum is σ = 630630354998. Its totient is φ = 630630354996.

The previous prime is 630630354931. The next prime is 630630355039. The reversal of 630630354997 is 799453036036.

630630354997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 611721079876 + 18909275121 = 782126^2 + 137511^2 .

It is a cyclic number.

It is not a de Polignac number, because 630630354997 - 2³¹ = 628482871349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (630630354917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315315177498 + 315315177499.

It is an arithmetic number, because the mean of its divisors is an integer number (315315177499).

Almost surely, 2^630630354997 is an apocalyptic number.

It is an amenable number.

630630354997 is a deficient number, since it is larger than the sum of its proper divisors (1).

630630354997 is an equidigital number, since it uses as much as digits as its factorization.

630630354997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11022480, while the sum is 55.

The spelling of 630630354997 in words is "six hundred thirty billion, six hundred thirty million, three hundred fifty-four thousand, nine hundred ninety-seven".