126312112 has 20 divisors (see below), whose sum is σ = 244906200. Its totient is φ = 63110528.

The previous prime is 126312101. The next prime is 126312127. The reversal of 126312112 is 211213621.

It is a self number, because there is not a number n which added to its sum of digits gives 126312112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36639 + ... + 39937.

It is an arithmetic number, because the mean of its divisors is an integer number (12245310).

Almost surely, 2^126312112 is an apocalyptic number.

It is an amenable number.

126312112 is a deficient number, since it is larger than the sum of its proper divisors (118594088).

126312112 is a wasteful number, since it uses less digits than its factorization.

126312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5700 (or 5694 counting only the distinct ones).

The product of its digits is 144, while the sum is 19.

The square root of 126312112 is about 11238.8661349800. The cubic root of 126312112 is about 501.7433967371.

Adding to 126312112 its reverse (211213621), we get a palindrome (337525733).

The spelling of 126312112 in words is "one hundred twenty-six million, three hundred twelve thousand, one hundred twelve".