65061 has 6 divisors (see below), whose sum is σ = 93990. Its totient is φ = 43368.

The previous prime is 65053. The next prime is 65063. The reversal of 65061 is 16056.

It can be written as a sum of positive squares in only one way, i.e., 65025 + 36 = 255^2 + 6^2 .

It is not a de Polignac number, because 65061 - 2³ = 65053 is a prime.

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 65061.

It is not an unprimeable number, because it can be changed into a prime (65063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3606 + ... + 3623.

It is an arithmetic number, because the mean of its divisors is an integer number (15665).

2⁶⁵⁰⁶¹ is an apocalyptic number.

It is an amenable number.

65061 is a deficient number, since it is larger than the sum of its proper divisors (28929).

65061 is a wasteful number, since it uses less digits than its factorization.

65061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7235 (or 7232 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 65061 is about 255.0705784680. The cubic root of 65061 is about 40.2198313083.

The spelling of 65061 in words is "sixty-five thousand, sixty-one".