540303125203 has 2 divisors, whose sum is σ = 540303125204. Its totient is φ = 540303125202.

The previous prime is 540303125161. The next prime is 540303125231. The reversal of 540303125203 is 302521303045.

It is an a-pointer prime, because the next prime (540303125231) can be obtained adding 540303125203 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540303125203 is a prime.

It is not a weakly prime, because it can be changed into another prime (540303125273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270151562601 + 270151562602.

It is an arithmetic number, because the mean of its divisors is an integer number (270151562602).

Almost surely, 2^540303125203 is an apocalyptic number.

540303125203 is a deficient number, since it is larger than the sum of its proper divisors (1).

540303125203 is an equidigital number, since it uses as much as digits as its factorization.

540303125203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 540303125203 its reverse (302521303045), we get a palindrome (842824428248).

The spelling of 540303125203 in words is "five hundred forty billion, three hundred three million, one hundred twenty-five thousand, two hundred three".