61101165 has 8 divisors (see below), whose sum is σ = 97761888. Its totient is φ = 32587280.

The previous prime is 61101163. The next prime is 61101191. The reversal of 61101165 is 56110116.

61101165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 61101165 - 2¹ = 61101163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61101163) 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 7 ways as a sum of consecutive naturals, for example, 2036691 + ... + 2036720.

It is an arithmetic number, because the mean of its divisors is an integer number (12220236).

Almost surely, 2^61101165 is an apocalyptic number.

It is an amenable number.

61101165 is a deficient number, since it is larger than the sum of its proper divisors (36660723).

61101165 is a wasteful number, since it uses less digits than its factorization.

61101165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4073419.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 61101165 is about 7816.7234184152. The cubic root of 61101165 is about 393.8672132773.

Subtracting from 61101165 its product of nonzero digits (180), we obtain a triangular number (61100985 = T₁₁₀₅₄).

The spelling of 61101165 in words is "sixty-one million, one hundred one thousand, one hundred sixty-five".