1130631916 has 12 divisors (see below), whose sum is σ = 1985360832. Its totient is φ = 563385968.

The previous prime is 1130631913. The next prime is 1130631941. The reversal of 1130631916 is 6191360311.

It is not an unprimeable number, because it can be changed into a prime (1130631911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481180 + ... + 483523.

It is an arithmetic number, because the mean of its divisors is an integer number (165446736).

Almost surely, 2^1130631916 is an apocalyptic number.

It is an amenable number.

1130631916 is a deficient number, since it is larger than the sum of its proper divisors (854728916).

1130631916 is a wasteful number, since it uses less digits than its factorization.

1130631916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965000 (or 964998 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 1130631916 is about 33624.8704978919. The cubic root of 1130631916 is about 1041.7745578644.

The spelling of 1130631916 in words is "one billion, one hundred thirty million, six hundred thirty-one thousand, nine hundred sixteen".