630134705 has 8 divisors (see below), whose sum is σ = 757680000. Its totient is φ = 503095536.

The previous prime is 630134693. The next prime is 630134719. The reversal of 630134705 is 507431036.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 630134705 - 2²⁴ = 613357489 is a prime.

It is a super-3 number, since 3×630134705³ (a number of 27 digits) contains 333 as substring.

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, 123785 + ... + 128774.

It is an arithmetic number, because the mean of its divisors is an integer number (94710000).

Almost surely, 2^630134705 is an apocalyptic number.

It is an amenable number.

630134705 is a deficient number, since it is larger than the sum of its proper divisors (127545295).

630134705 is a wasteful number, since it uses less digits than its factorization.

630134705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253063.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 630134705 is about 25102.4840404291. The cubic root of 630134705 is about 857.3229830638.

The spelling of 630134705 in words is "six hundred thirty million, one hundred thirty-four thousand, seven hundred five".