540100126043 has 2 divisors, whose sum is σ = 540100126044. Its totient is φ = 540100126042.

The previous prime is 540100126039. The next prime is 540100126051. The reversal of 540100126043 is 340621001045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540100126043 - 2² = 540100126039 is a prime.

It is not a weakly prime, because it can be changed into another prime (540100126073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270050063021 + 270050063022.

It is an arithmetic number, because the mean of its divisors is an integer number (270050063022).

Almost surely, 2^540100126043 is an apocalyptic number.

540100126043 is a deficient number, since it is larger than the sum of its proper divisors (1).

540100126043 is an equidigital number, since it uses as much as digits as its factorization.

540100126043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 540100126043 its reverse (340621001045), we get a palindrome (880721127088).

The spelling of 540100126043 in words is "five hundred forty billion, one hundred million, one hundred twenty-six thousand, forty-three".