630156130 has 16 divisors (see below), whose sum is σ = 1141076160. Its totient is φ = 250552432.

The previous prime is 630156097. The next prime is 630156143. The reversal of 630156130 is 31651036.

It is a junction number, because it is equal to n+sod(n) for n = 630156095 and 630156104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187000 + ... + 190339.

It is an arithmetic number, because the mean of its divisors is an integer number (71317260).

Almost surely, 2^630156130 is an apocalyptic number.

630156130 is a deficient number, since it is larger than the sum of its proper divisors (510920030).

630156130 is a wasteful number, since it uses less digits than its factorization.

630156130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377513.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 630156130 is about 25102.9107873967. The cubic root of 630156130 is about 857.3326994713.

The spelling of 630156130 in words is "six hundred thirty million, one hundred fifty-six thousand, one hundred thirty".