53540303 has 6 divisors (see below), whose sum is σ = 54355896. Its totient is φ = 52736772.

The previous prime is 53540287. The next prime is 53540321. The reversal of 53540303 is 30304535.

It is not a de Polignac number, because 53540303 - 2⁴ = 53540287 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 (53540363) 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, 1475 + ... + 10452.

It is an arithmetic number, because the mean of its divisors is an integer number (9059316).

Almost surely, 2^53540303 is an apocalyptic number.

53540303 is a deficient number, since it is larger than the sum of its proper divisors (815593).

53540303 is an equidigital number, since it uses as much as digits as its factorization.

53540303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12061 (or 11994 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 23.

The square root of 53540303 is about 7317.1239568563. The cubic root of 53540303 is about 376.9006978362.

Adding to 53540303 its reverse (30304535), we get a palindrome (83844838).

The spelling of 53540303 in words is "fifty-three million, five hundred forty thousand, three hundred three".