61085127 has 4 divisors (see below), whose sum is σ = 81446840. Its totient is φ = 40723416.

The previous prime is 61085099. The next prime is 61085137. The reversal of 61085127 is 72158016.

61085127 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 61085127 - 2¹⁵ = 61052359 is a prime.

It is a super-2 number, since 2×61085127² = 7462785481212258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61085094 and 61085103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61085137) 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 3 ways as a sum of consecutive naturals, for example, 10180852 + ... + 10180857.

It is an arithmetic number, because the mean of its divisors is an integer number (20361710).

Almost surely, 2^61085127 is an apocalyptic number.

61085127 is a deficient number, since it is larger than the sum of its proper divisors (20361713).

61085127 is a wasteful number, since it uses less digits than its factorization.

61085127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20361712.

The product of its (nonzero) digits is 3360, while the sum is 30.

The square root of 61085127 is about 7815.6974736744. The cubic root of 61085127 is about 393.8327491492.

The spelling of 61085127 in words is "sixty-one million, eighty-five thousand, one hundred twenty-seven".