61112 has 8 divisors (see below), whose sum is σ = 114600. Its totient is φ = 30552.

The previous prime is 61099. The next prime is 61121. The reversal of 61112 is 21116.

It is a tau number, because it is divible by the number of its divisors (8).

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 61093 and 61102.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 61112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3812 + ... + 3827.

It is an arithmetic number, because the mean of its divisors is an integer number (14325).

2⁶¹¹¹² is an apocalyptic number.

It is an amenable number.

61112 is a deficient number, since it is larger than the sum of its proper divisors (53488).

61112 is a wasteful number, since it uses less digits than its factorization.

61112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7645 (or 7641 counting only the distinct ones).

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

The square root of 61112 is about 247.2084140963. The cubic root of 61112 is about 39.3890493243.

Adding to 61112 its reverse (21116), we get a palindrome (82228).

The spelling of 61112 in words is "sixty-one thousand, one hundred twelve".