540006903 has 36 divisors (see below), whose sum is σ = 824204472. Its totient is φ = 340639200.

The previous prime is 540006893. The next prime is 540006913. The reversal of 540006903 is 309600045.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (540006893) and next prime (540006913).

It is a de Polignac number, because none of the positive numbers 2^k-540006903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540006913) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 480300 + ... + 481422.

Almost surely, 2^540006903 is an apocalyptic number.

540006903 is a deficient number, since it is larger than the sum of its proper divisors (284197569).

540006903 is a wasteful number, since it uses less digits than its factorization.

540006903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276 (or 1250 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 540006903 is about 23238.0486056812. The cubic root of 540006903 is about 814.3287548942.

Adding to 540006903 its reverse (309600045), we get a palindrome (849606948).

The spelling of 540006903 in words is "five hundred forty million, six thousand, nine hundred three".