540055597 has 2 divisors, whose sum is σ = 540055598. Its totient is φ = 540055596.

The previous prime is 540055583. The next prime is 540055687. The reversal of 540055597 is 795550045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299774596 + 240281001 = 17314^2 + 15501^2 .

It is a cyclic number.

It is not a de Polignac number, because 540055597 - 2⁷ = 540055469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540055517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270027798 + 270027799.

It is an arithmetic number, because the mean of its divisors is an integer number (270027799).

Almost surely, 2^540055597 is an apocalyptic number.

It is an amenable number.

540055597 is a deficient number, since it is larger than the sum of its proper divisors (1).

540055597 is an equidigital number, since it uses as much as digits as its factorization.

540055597 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157500, while the sum is 40.

The square root of 540055597 is about 23239.0963034280. The cubic root of 540055597 is about 814.3532309595.

The spelling of 540055597 in words is "five hundred forty million, fifty-five thousand, five hundred ninety-seven".