540987259 has 2 divisors, whose sum is σ = 540987260. Its totient is φ = 540987258.

The previous prime is 540987233. The next prime is 540987281. The reversal of 540987259 is 952789045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540987259 - 2⁷ = 540987131 is a prime.

It is not a weakly prime, because it can be changed into another prime (540987229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270493629 + 270493630.

It is an arithmetic number, because the mean of its divisors is an integer number (270493630).

Almost surely, 2^540987259 is an apocalyptic number.

540987259 is a deficient number, since it is larger than the sum of its proper divisors (1).

540987259 is an equidigital number, since it uses as much as digits as its factorization.

540987259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 49.

The square root of 540987259 is about 23259.1328084260. The cubic root of 540987259 is about 814.8212482631.

The spelling of 540987259 in words is "five hundred forty million, nine hundred eighty-seven thousand, two hundred fifty-nine".