540526361 has 2 divisors, whose sum is σ = 540526362. Its totient is φ = 540526360.

The previous prime is 540526291. The next prime is 540526391. The reversal of 540526361 is 163625045.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 508773136 + 31753225 = 22556^2 + 5635^2 .

It is a cyclic number.

It is not a de Polignac number, because 540526361 - 2¹⁸ = 540264217 is a prime.

It is not a weakly prime, because it can be changed into another prime (540526391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270263180 + 270263181.

It is an arithmetic number, because the mean of its divisors is an integer number (270263181).

Almost surely, 2^540526361 is an apocalyptic number.

It is an amenable number.

540526361 is a deficient number, since it is larger than the sum of its proper divisors (1).

540526361 is an equidigital number, since it uses as much as digits as its factorization.

540526361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 540526361 is about 23249.2228042143. Note that the first 3 decimals coincide. The cubic root of 540526361 is about 814.5897849038.

The spelling of 540526361 in words is "five hundred forty million, five hundred twenty-six thousand, three hundred sixty-one".