542011343 has 2 divisors, whose sum is σ = 542011344. Its totient is φ = 542011342.

The previous prime is 542011333. The next prime is 542011361. The reversal of 542011343 is 343110245.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 542011343 - 2¹² = 542007247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (542011303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271005671 + 271005672.

It is an arithmetic number, because the mean of its divisors is an integer number (271005672).

Almost surely, 2^542011343 is an apocalyptic number.

542011343 is a deficient number, since it is larger than the sum of its proper divisors (1).

542011343 is an equidigital number, since it uses as much as digits as its factorization.

542011343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 542011343 is about 23281.1370641556. The cubic root of 542011343 is about 815.3350739338.

Adding to 542011343 its reverse (343110245), we get a palindrome (885121588).

The spelling of 542011343 in words is "five hundred forty-two million, eleven thousand, three hundred forty-three".