1000531112 has 32 divisors (see below), whose sum is σ = 2189617920. Its totient is φ = 419674560.

The previous prime is 1000531111. The next prime is 1000531151. The reversal of 1000531112 is 2111350001.

1000531112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (1000531111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187439 + ... + 192702.

It is an arithmetic number, because the mean of its divisors is an integer number (68425560).

Almost surely, 2^1000531112 is an apocalyptic number.

It is an amenable number.

1000531112 is an abundant number, since it is smaller than the sum of its proper divisors (1189086808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1000531112 is a wasteful number, since it uses less digits than its factorization.

1000531112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380201 (or 380197 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 1000531112 is about 31631.1731050241. The cubic root of 1000531112 is about 1000.1770060004.

Adding to 1000531112 its reverse (2111350001), we get a palindrome (3111881113).

The spelling of 1000531112 in words is "one billion, five hundred thirty-one thousand, one hundred twelve".