61119 has 6 divisors (see below), whose sum is σ = 88296. Its totient is φ = 40740.

The previous prime is 61099. The next prime is 61121. The reversal of 61119 is 91116.

It is not a de Polignac number, because 61119 - 2⁹ = 60607 is a prime.

It is a super-2 number, since 2×61119² = 7471064322, which contains 22 as substring.

61119 is a strobogrammatic number because it is the same when read upside-down.

61119 is a lucky number.

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 61119.

It is not an unprimeable number, because it can be changed into a prime (61129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3387 + ... + 3404.

It is an arithmetic number, because the mean of its divisors is an integer number (14716).

2⁶¹¹¹⁹ is an apocalyptic number.

61119 is a deficient number, since it is larger than the sum of its proper divisors (27177).

61119 is a wasteful number, since it uses less digits than its factorization.

61119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6797 (or 6794 counting only the distinct ones).

The product of its digits is 54, while the sum is 18.

The square root of 61119 is about 247.2225717850. Note that the first 3 decimals coincide. The cubic root of 61119 is about 39.3905531905.

It can be divided in two parts, 611 and 19, that added together give a triangular number (630 = T₃₅).

The spelling of 61119 in words is "sixty-one thousand, one hundred nineteen".