540633311 has 2 divisors, whose sum is σ = 540633312. Its totient is φ = 540633310.

The previous prime is 540633271. The next prime is 540633323. The reversal of 540633311 is 113336045.

540633311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540633311 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540633811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270316655 + 270316656.

It is an arithmetic number, because the mean of its divisors is an integer number (270316656).

Almost surely, 2^540633311 is an apocalyptic number.

540633311 is a deficient number, since it is larger than the sum of its proper divisors (1).

540633311 is an equidigital number, since it uses as much as digits as its factorization.

540633311 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 540633311 is about 23251.5227673372. The cubic root of 540633311 is about 814.6435070029.

Adding to 540633311 its reverse (113336045), we get a palindrome (653969356).

The spelling of 540633311 in words is "five hundred forty million, six hundred thirty-three thousand, three hundred eleven".