540502322543 has 2 divisors, whose sum is σ = 540502322544. Its totient is φ = 540502322542.

The previous prime is 540502322519. The next prime is 540502322551. The reversal of 540502322543 is 345223205045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540502322543 - 2¹⁴ = 540502306159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540502325543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270251161271 + 270251161272.

It is an arithmetic number, because the mean of its divisors is an integer number (270251161272).

Almost surely, 2^540502322543 is an apocalyptic number.

540502322543 is a deficient number, since it is larger than the sum of its proper divisors (1).

540502322543 is an equidigital number, since it uses as much as digits as its factorization.

540502322543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 540502322543 its reverse (345223205045), we get a palindrome (885725527588).

The spelling of 540502322543 in words is "five hundred forty billion, five hundred two million, three hundred twenty-two thousand, five hundred forty-three".