1630691134 has 8 divisors (see below), whose sum is σ = 2457629928. Its totient is φ = 811481160.

The previous prime is 1630691113. The next prime is 1630691177. The reversal of 1630691134 is 4311960361.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1630691134.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1931677 + ... + 1932520.

It is an arithmetic number, because the mean of its divisors is an integer number (307203741).

Almost surely, 2^1630691134 is an apocalyptic number.

1630691134 is a deficient number, since it is larger than the sum of its proper divisors (826938794).

1630691134 is a wasteful number, since it uses less digits than its factorization.

1630691134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3864410.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 1630691134 is about 40381.8168734395. The cubic root of 1630691134 is about 1177.0382329970.

The spelling of 1630691134 in words is "one billion, six hundred thirty million, six hundred ninety-one thousand, one hundred thirty-four".