540427903 has 4 divisors (see below), whose sum is σ = 540822888. Its totient is φ = 540032920.

The previous prime is 540427897. The next prime is 540427939. The reversal of 540427903 is 309724045.

540427903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 540427903 - 2¹⁷ = 540296831 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 (540427403) 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, 195433 + ... + 198178.

It is an arithmetic number, because the mean of its divisors is an integer number (135205722).

Almost surely, 2^540427903 is an apocalyptic number.

540427903 is a deficient number, since it is larger than the sum of its proper divisors (394985).

540427903 is a wasteful number, since it uses less digits than its factorization.

540427903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394984.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 540427903 is about 23247.1052606556. The cubic root of 540427903 is about 814.5403221597.

The spelling of 540427903 in words is "five hundred forty million, four hundred twenty-seven thousand, nine hundred three".