540532093 has 2 divisors, whose sum is σ = 540532094. Its totient is φ = 540532092.

The previous prime is 540532087. The next prime is 540532123. The reversal of 540532093 is 390235045.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 538332804 + 2199289 = 23202^2 + 1483^2 .

It is a cyclic number.

It is not a de Polignac number, because 540532093 - 2⁵ = 540532061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540532033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270266046 + 270266047.

It is an arithmetic number, because the mean of its divisors is an integer number (270266047).

Almost surely, 2^540532093 is an apocalyptic number.

It is an amenable number.

540532093 is a deficient number, since it is larger than the sum of its proper divisors (1).

540532093 is an equidigital number, since it uses as much as digits as its factorization.

540532093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 540532093 is about 23249.3460768255. The cubic root of 540532093 is about 814.5926643268.

The spelling of 540532093 in words is "five hundred forty million, five hundred thirty-two thousand, ninety-three".