540144767 has 2 divisors, whose sum is σ = 540144768. Its totient is φ = 540144766.

The previous prime is 540144763. The next prime is 540144779. The reversal of 540144767 is 767441045.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540144767 - 2² = 540144763 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 540144767.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540144763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270072383 + 270072384.

It is an arithmetic number, because the mean of its divisors is an integer number (270072384).

Almost surely, 2^540144767 is an apocalyptic number.

540144767 is a deficient number, since it is larger than the sum of its proper divisors (1).

540144767 is an equidigital number, since it uses as much as digits as its factorization.

540144767 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 94080, while the sum is 38.

The square root of 540144767 is about 23241.0147583964. The cubic root of 540144767 is about 814.3980484942.

The spelling of 540144767 in words is "five hundred forty million, one hundred forty-four thousand, seven hundred sixty-seven".