61113 has 8 divisors (see below), whose sum is σ = 87808. Its totient is φ = 37584.

The previous prime is 61099. The next prime is 61121. The reversal of 61113 is 31116.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61113 - 2⁹ = 60601 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 61113.

It is not an unprimeable number, because it can be changed into a prime (61153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 745 + ... + 822.

It is an arithmetic number, because the mean of its divisors is an integer number (10976).

2⁶¹¹¹³ is an apocalyptic number.

It is an amenable number.

61113 is a deficient number, since it is larger than the sum of its proper divisors (26695).

61113 is a wasteful number, since it uses less digits than its factorization.

61113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1583.

The product of its digits is 18, while the sum is 12.

The square root of 61113 is about 247.2104366729. The cubic root of 61113 is about 39.3892641693.

Adding to 61113 its reverse (31116), we get a palindrome (92229).

The spelling of 61113 in words is "sixty-one thousand, one hundred thirteen".