931311112 has 8 divisors (see below), whose sum is σ = 1746208350. Its totient is φ = 465655552.

The previous prime is 931311103. The next prime is 931311113. The reversal of 931311112 is 211113139.

It can be written as a sum of positive squares in only one way, i.e., 649944036 + 281367076 = 25494^2 + 16774^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (931311113) 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 as a sum of consecutive naturals, namely, 58206937 + ... + 58206952.

Almost surely, 2^931311112 is an apocalyptic number.

It is an amenable number.

931311112 is a deficient number, since it is larger than the sum of its proper divisors (814897238).

931311112 is a wasteful number, since it uses less digits than its factorization.

931311112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116413895 (or 116413891 counting only the distinct ones).

The product of its digits is 162, while the sum is 22.

The square root of 931311112 is about 30517.3903209301. The cubic root of 931311112 is about 976.5584935091.

The spelling of 931311112 in words is "nine hundred thirty-one million, three hundred eleven thousand, one hundred twelve".