540589793 has 2 divisors, whose sum is σ = 540589794. Its totient is φ = 540589792.

The previous prime is 540589789. The next prime is 540589823. The reversal of 540589793 is 397985045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 536061409 + 4528384 = 23153^2 + 2128^2 .

It is a cyclic number.

It is not a de Polignac number, because 540589793 - 2² = 540589789 is a prime.

It is not a weakly prime, because it can be changed into another prime (540589703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270294896 + 270294897.

It is an arithmetic number, because the mean of its divisors is an integer number (270294897).

Almost surely, 2^540589793 is an apocalyptic number.

It is an amenable number.

540589793 is a deficient number, since it is larger than the sum of its proper divisors (1).

540589793 is an equidigital number, since it uses as much as digits as its factorization.

540589793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 50.

The square root of 540589793 is about 23250.5869388280. The cubic root of 540589793 is about 814.6216483132.

The spelling of 540589793 in words is "five hundred forty million, five hundred eighty-nine thousand, seven hundred ninety-three".