540222343 has 2 divisors, whose sum is σ = 540222344. Its totient is φ = 540222342.

The previous prime is 540222341. The next prime is 540222401. The reversal of 540222343 is 343222045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540222343 - 2¹ = 540222341 is a prime.

Together with 540222341, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540222341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270111171 + 270111172.

It is an arithmetic number, because the mean of its divisors is an integer number (270111172).

Almost surely, 2^540222343 is an apocalyptic number.

540222343 is a deficient number, since it is larger than the sum of its proper divisors (1).

540222343 is an equidigital number, since it uses as much as digits as its factorization.

540222343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 540222343 is about 23242.6836445364. The cubic root of 540222343 is about 814.4370347824.

Adding to 540222343 its reverse (343222045), we get a palindrome (883444388).

It can be divided in two parts, 54022 and 2343, that added together give a palindrome (56365).

The spelling of 540222343 in words is "five hundred forty million, two hundred twenty-two thousand, three hundred forty-three".