540461461 has 2 divisors, whose sum is σ = 540461462. Its totient is φ = 540461460.

The previous prime is 540461407. The next prime is 540461473. The reversal of 540461461 is 164164045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 525784900 + 14676561 = 22930^2 + 3831^2 .

It is a cyclic number.

It is not a de Polignac number, because 540461461 - 2²⁹ = 3590549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540461261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270230730 + 270230731.

It is an arithmetic number, because the mean of its divisors is an integer number (270230731).

Almost surely, 2^540461461 is an apocalyptic number.

It is an amenable number.

540461461 is a deficient number, since it is larger than the sum of its proper divisors (1).

540461461 is an equidigital number, since it uses as much as digits as its factorization.

540461461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 540461461 is about 23247.8270167343. The cubic root of 540461461 is about 814.5571815028.

The spelling of 540461461 in words is "five hundred forty million, four hundred sixty-one thousand, four hundred sixty-one".