540597461 has 2 divisors, whose sum is σ = 540597462. Its totient is φ = 540597460.

The previous prime is 540597427. The next prime is 540597503. The reversal of 540597461 is 164795045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 539400625 + 1196836 = 23225^2 + 1094^2 .

It is a cyclic number.

It is not a de Polignac number, because 540597461 - 2⁶ = 540597397 is a prime.

It is a super-2 number, since 2×540597461² = 584491229679293042, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540597061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270298730 + 270298731.

It is an arithmetic number, because the mean of its divisors is an integer number (270298731).

Almost surely, 2^540597461 is an apocalyptic number.

It is an amenable number.

540597461 is a deficient number, since it is larger than the sum of its proper divisors (1).

540597461 is an equidigital number, since it uses as much as digits as its factorization.

540597461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 540597461 is about 23250.7518373063. The cubic root of 540597461 is about 814.6254999639.

The spelling of 540597461 in words is "five hundred forty million, five hundred ninety-seven thousand, four hundred sixty-one".