540302206343 has 2 divisors, whose sum is σ = 540302206344. Its totient is φ = 540302206342.

The previous prime is 540302206307. The next prime is 540302206363. The reversal of 540302206343 is 343602203045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540302206343 - 2¹⁰ = 540302205319 is a prime.

It is a super-2 number, since 2×540302206343² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540302206363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270151103171 + 270151103172.

It is an arithmetic number, because the mean of its divisors is an integer number (270151103172).

Almost surely, 2^540302206343 is an apocalyptic number.

540302206343 is a deficient number, since it is larger than the sum of its proper divisors (1).

540302206343 is an equidigital number, since it uses as much as digits as its factorization.

540302206343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 540302206343 its reverse (343602203045), we get a palindrome (883904409388).

The spelling of 540302206343 in words is "five hundred forty billion, three hundred two million, two hundred six thousand, three hundred forty-three".