61127 has 4 divisors (see below), whose sum is σ = 66696. Its totient is φ = 55560.

The previous prime is 61121. The next prime is 61129. The reversal of 61127 is 72116.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61127 - 2¹⁰ = 60103 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61121) 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 3 ways as a sum of consecutive naturals, for example, 2768 + ... + 2789.

It is an arithmetic number, because the mean of its divisors is an integer number (16674).

2⁶¹¹²⁷ is an apocalyptic number.

61127 is a deficient number, since it is larger than the sum of its proper divisors (5569).

61127 is a wasteful number, since it uses less digits than its factorization.

61127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5568.

The product of its digits is 84, while the sum is 17.

The square root of 61127 is about 247.2387510080. The cubic root of 61127 is about 39.3922717542.

The spelling of 61127 in words is "sixty-one thousand, one hundred twenty-seven".