52660303 has 4 divisors (see below), whose sum is σ = 52720560. Its totient is φ = 52600048.

The previous prime is 52660291. The next prime is 52660313. The reversal of 52660303 is 30306625.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52660303 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 (52660313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28798 + ... + 30571.

It is an arithmetic number, because the mean of its divisors is an integer number (13180140).

Almost surely, 2^52660303 is an apocalyptic number.

52660303 is a deficient number, since it is larger than the sum of its proper divisors (60257).

52660303 is an equidigital number, since it uses as much as digits as its factorization.

52660303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60256.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 52660303 is about 7256.7418997784. The cubic root of 52660303 is about 374.8243396546.

Adding to 52660303 its reverse (30306625), we get a palindrome (82966928).

The spelling of 52660303 in words is "fifty-two million, six hundred sixty thousand, three hundred three".