540212441 has 2 divisors, whose sum is σ = 540212442. Its totient is φ = 540212440.

The previous prime is 540212423. The next prime is 540212447. The reversal of 540212441 is 144212045.

540212441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 472627600 + 67584841 = 21740^2 + 8221^2 .

It is a cyclic number.

It is not a de Polignac number, because 540212441 - 2¹⁸ = 539950297 is a prime.

It is a super-2 number, since 2×540212441² = 583658962822356962, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (540212447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270106220 + 270106221.

It is an arithmetic number, because the mean of its divisors is an integer number (270106221).

Almost surely, 2^540212441 is an apocalyptic number.

It is an amenable number.

540212441 is a deficient number, since it is larger than the sum of its proper divisors (1).

540212441 is an equidigital number, since it uses as much as digits as its factorization.

540212441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1280, while the sum is 23.

The square root of 540212441 is about 23242.4706302923. The cubic root of 540212441 is about 814.4320586802.

Adding to 540212441 its reverse (144212045), we get a palindrome (684424486).

The spelling of 540212441 in words is "five hundred forty million, two hundred twelve thousand, four hundred forty-one".