113443012 has 24 divisors (see below), whose sum is σ = 212002560. Its totient is φ = 52997280.

The previous prime is 113442991. The next prime is 113443021. The reversal of 113443012 is 210344311.

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, 12178 + ... + 19369.

It is an arithmetic number, because the mean of its divisors is an integer number (8833440).

Almost surely, 2^113443012 is an apocalyptic number.

It is an amenable number.

113443012 is a deficient number, since it is larger than the sum of its proper divisors (98559548).

113443012 is a wasteful number, since it uses less digits than its factorization.

113443012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31611 (or 31609 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 113443012 is about 10650.9629611599. The cubic root of 113443012 is about 484.0897825383.

Adding to 113443012 its reverse (210344311), we get a palindrome (323787323).

The spelling of 113443012 in words is "one hundred thirteen million, four hundred forty-three thousand, twelve".