540504903 has 8 divisors (see below), whose sum is σ = 725095168. Its totient is φ = 358125624.

The previous prime is 540504901. The next prime is 540504907. The reversal of 540504903 is 309405045.

540504903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 540504903 - 2¹ = 540504901 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 (540504901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 552175 + ... + 553152.

It is an arithmetic number, because the mean of its divisors is an integer number (90636896).

Almost surely, 2^540504903 is an apocalyptic number.

540504903 is a deficient number, since it is larger than the sum of its proper divisors (184590265).

540504903 is a wasteful number, since it uses less digits than its factorization.

540504903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105493.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 540504903 is about 23248.7613218425. The cubic root of 540504903 is about 814.5790054734.

Adding to 540504903 its reverse (309405045), we get a palindrome (849909948).

The spelling of 540504903 in words is "five hundred forty million, five hundred four thousand, nine hundred three".