540165911 has 2 divisors, whose sum is σ = 540165912. Its totient is φ = 540165910.

The previous prime is 540165893. The next prime is 540165931. The reversal of 540165911 is 119561045.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 540165911 - 2¹⁴ = 540149527 is a prime.

It is a super-2 number, since 2×540165911² = 583558422812919842, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540165931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270082955 + 270082956.

It is an arithmetic number, because the mean of its divisors is an integer number (270082956).

Almost surely, 2^540165911 is an apocalyptic number.

540165911 is a deficient number, since it is larger than the sum of its proper divisors (1).

540165911 is an equidigital number, since it uses as much as digits as its factorization.

540165911 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 32.

The square root of 540165911 is about 23241.4696394182. The cubic root of 540165911 is about 814.4086749093.

The spelling of 540165911 in words is "five hundred forty million, one hundred sixty-five thousand, nine hundred eleven".