540613133 has 2 divisors, whose sum is σ = 540613134. Its totient is φ = 540613132.

The previous prime is 540613111. The next prime is 540613147. The reversal of 540613133 is 331316045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 452966089 + 87647044 = 21283^2 + 9362^2 .

It is a cyclic number.

It is not a de Polignac number, because 540613133 - 2¹² = 540609037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540613033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270306566 + 270306567.

It is an arithmetic number, because the mean of its divisors is an integer number (270306567).

Almost surely, 2^540613133 is an apocalyptic number.

It is an amenable number.

540613133 is a deficient number, since it is larger than the sum of its proper divisors (1).

540613133 is an equidigital number, since it uses as much as digits as its factorization.

540613133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 540613133 is about 23251.0888562235. The cubic root of 540613133 is about 814.6333719256.

Adding to 540613133 its reverse (331316045), we get a palindrome (871929178).

The spelling of 540613133 in words is "five hundred forty million, six hundred thirteen thousand, one hundred thirty-three".