540776111 has 2 divisors, whose sum is σ = 540776112. Its totient is φ = 540776110.

The previous prime is 540776083. The next prime is 540776143. The reversal of 540776111 is 111677045.

It is an a-pointer prime, because the next prime (540776143) can be obtained adding 540776111 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-540776111 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (540776191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270388055 + 270388056.

It is an arithmetic number, because the mean of its divisors is an integer number (270388056).

Almost surely, 2^540776111 is an apocalyptic number.

540776111 is a deficient number, since it is larger than the sum of its proper divisors (1).

540776111 is an equidigital number, since it uses as much as digits as its factorization.

540776111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5880, while the sum is 32.

The square root of 540776111 is about 23254.5933312109. The cubic root of 540776111 is about 814.7152258861.

It can be divided in two parts, 5407 and 76111, that added together give a palindrome (81518).

The spelling of 540776111 in words is "five hundred forty million, seven hundred seventy-six thousand, one hundred eleven".