540220303 has 16 divisors (see below), whose sum is σ = 635120640. Its totient is φ = 449895456.

The previous prime is 540220301. The next prime is 540220321. The reversal of 540220303 is 303022045.

It is a cyclic number.

It is not a de Polignac number, because 540220303 - 2¹ = 540220301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540220301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39825 + ... + 51637.

It is an arithmetic number, because the mean of its divisors is an integer number (39695040).

Almost surely, 2^540220303 is an apocalyptic number.

540220303 is a deficient number, since it is larger than the sum of its proper divisors (94900337).

540220303 is a wasteful number, since it uses less digits than its factorization.

540220303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12006.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 540220303 is about 23242.6397597175. The cubic root of 540220303 is about 814.4360096158.

Adding to 540220303 its reverse (303022045), we get a palindrome (843242348).

The spelling of 540220303 in words is "five hundred forty million, two hundred twenty thousand, three hundred three".