540332087 has 2 divisors, whose sum is σ = 540332088. Its totient is φ = 540332086.

The previous prime is 540332047. The next prime is 540332159. The reversal of 540332087 is 780233045.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540332087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540332017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270166043 + 270166044.

It is an arithmetic number, because the mean of its divisors is an integer number (270166044).

Almost surely, 2^540332087 is an apocalyptic number.

540332087 is a deficient number, since it is larger than the sum of its proper divisors (1).

540332087 is an equidigital number, since it uses as much as digits as its factorization.

540332087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 540332087 is about 23245.0443535821. The cubic root of 540332087 is about 814.4921809195.

The spelling of 540332087 in words is "five hundred forty million, three hundred thirty-two thousand, eighty-seven".