54260111 has 2 divisors, whose sum is σ = 54260112. Its totient is φ = 54260110.

The previous prime is 54260057. The next prime is 54260147. The reversal of 54260111 is 11106245.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54260111 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 (54260191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27130055 + 27130056.

It is an arithmetic number, because the mean of its divisors is an integer number (27130056).

Almost surely, 2^54260111 is an apocalyptic number.

54260111 is a deficient number, since it is larger than the sum of its proper divisors (1).

54260111 is an equidigital number, since it uses as much as digits as its factorization.

54260111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 54260111 is about 7366.1462787539. The cubic root of 54260111 is about 378.5822307721.

Adding to 54260111 its reverse (11106245), we get a palindrome (65366356).

The spelling of 54260111 in words is "fifty-four million, two hundred sixty thousand, one hundred eleven".