61000112 has 20 divisors (see below), whose sum is σ = 119237160. Its totient is φ = 30229248.

The previous prime is 61000111. The next prime is 61000133. The reversal of 61000112 is 21100016.

It is a junction number, because it is equal to n+sod(n) for n = 61000093 and 61000102.

It is not an unprimeable number, because it can be changed into a prime (61000111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15062 + ... + 18677.

It is an arithmetic number, because the mean of its divisors is an integer number (5961858).

Almost surely, 2^61000112 is an apocalyptic number.

It is an amenable number.

61000112 is a deficient number, since it is larger than the sum of its proper divisors (58237048).

61000112 is a wasteful number, since it uses less digits than its factorization.

61000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33860 (or 33854 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 61000112 is about 7810.2568459686. The cubic root of 61000112 is about 393.6499592323.

Adding to 61000112 its reverse (21100016), we get a palindrome (82100128).

The spelling of 61000112 in words is "sixty-one million, one hundred twelve", and thus it is an aban number.