540667733 has 2 divisors, whose sum is σ = 540667734. Its totient is φ = 540667732.

The previous prime is 540667669. The next prime is 540667759. The reversal of 540667733 is 337766045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 497869969 + 42797764 = 22313^2 + 6542^2 .

It is a cyclic number.

It is not a de Polignac number, because 540667733 - 2⁶ = 540667669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540667763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270333866 + 270333867.

It is an arithmetic number, because the mean of its divisors is an integer number (270333867).

Almost surely, 2^540667733 is an apocalyptic number.

It is an amenable number.

540667733 is a deficient number, since it is larger than the sum of its proper divisors (1).

540667733 is an equidigital number, since it uses as much as digits as its factorization.

540667733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 317520, while the sum is 41.

The square root of 540667733 is about 23252.2629651395. The cubic root of 540667733 is about 814.6607960249.

The spelling of 540667733 in words is "five hundred forty million, six hundred sixty-seven thousand, seven hundred thirty-three".