51711112 has 16 divisors (see below), whose sum is σ = 99213840. Its totient is φ = 25254096.

The previous prime is 51711053. The next prime is 51711133. The reversal of 51711112 is 21111715.

It is a self number, because there is not a number n which added to its sum of digits gives 51711112.

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, 74818 + ... + 75505.

It is an arithmetic number, because the mean of its divisors is an integer number (6200865).

Almost surely, 2^51711112 is an apocalyptic number.

It is an amenable number.

51711112 is a deficient number, since it is larger than the sum of its proper divisors (47502728).

51711112 is a wasteful number, since it uses less digits than its factorization.

51711112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150372 (or 150368 counting only the distinct ones).

The product of its digits is 70, while the sum is 19.

The square root of 51711112 is about 7191.0438741535. The cubic root of 51711112 is about 372.5586280706.

Adding to 51711112 its reverse (21111715), we get a palindrome (72822827).

The spelling of 51711112 in words is "fifty-one million, seven hundred eleven thousand, one hundred twelve".