540143927 has 2 divisors, whose sum is σ = 540143928. Its totient is φ = 540143926.

The previous prime is 540143869. The next prime is 540143971. The reversal of 540143927 is 729341045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 540143927 - 2¹⁴ = 540127543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540143977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270071963 + 270071964.

It is an arithmetic number, because the mean of its divisors is an integer number (270071964).

Almost surely, 2^540143927 is an apocalyptic number.

540143927 is a deficient number, since it is larger than the sum of its proper divisors (1).

540143927 is an equidigital number, since it uses as much as digits as its factorization.

540143927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 540143927 is about 23240.9966868893. The cubic root of 540143927 is about 814.3976263266.

The spelling of 540143927 in words is "five hundred forty million, one hundred forty-three thousand, nine hundred twenty-seven".