52565101 has 4 divisors (see below), whose sum is σ = 52592092. Its totient is φ = 52538112.

The previous prime is 52565083. The next prime is 52565131. The reversal of 52565101 is 10156525.

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

It can be written as a sum of positive squares in 2 ways, for example, as 75076 + 52490025 = 274^2 + 7245^2 .

It is a cyclic number.

It is not a de Polignac number, because 52565101 - 2⁵ = 52565069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52565131) 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, 10326 + ... + 14551.

It is an arithmetic number, because the mean of its divisors is an integer number (13148023).

Almost surely, 2^52565101 is an apocalyptic number.

It is an amenable number.

52565101 is a deficient number, since it is larger than the sum of its proper divisors (26991).

52565101 is a wasteful number, since it uses less digits than its factorization.

52565101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26990.

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 52565101 is about 7250.1793770913. The cubic root of 52565101 is about 374.5983278381.

The spelling of 52565101 in words is "fifty-two million, five hundred sixty-five thousand, one hundred one".