630003109 has 2 divisors, whose sum is σ = 630003110. Its totient is φ = 630003108.

The previous prime is 630003079. The next prime is 630003133. The reversal of 630003109 is 901300036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 419840100 + 210163009 = 20490^2 + 14497^2 .

It is a cyclic number.

It is not a de Polignac number, because 630003109 - 2⁷ = 630002981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 630003109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (630003149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315001554 + 315001555.

It is an arithmetic number, because the mean of its divisors is an integer number (315001555).

Almost surely, 2^630003109 is an apocalyptic number.

It is an amenable number.

630003109 is a deficient number, since it is larger than the sum of its proper divisors (1).

630003109 is an equidigital number, since it uses as much as digits as its factorization.

630003109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 22.

The square root of 630003109 is about 25099.8627287083. The cubic root of 630003109 is about 857.2632984021.

The spelling of 630003109 in words is "six hundred thirty million, three thousand, one hundred nine".