55282111 has 2 divisors, whose sum is σ = 55282112. Its totient is φ = 55282110.

The previous prime is 55282109. The next prime is 55282159. The reversal of 55282111 is 11128255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55282111 - 2¹ = 55282109 is a prime.

It is a super-2 number, since 2×55282111² = 6112223593232642, which contains 22 as substring.

Together with 55282109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55286111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27641055 + 27641056.

It is an arithmetic number, because the mean of its divisors is an integer number (27641056).

Almost surely, 2^55282111 is an apocalyptic number.

55282111 is a deficient number, since it is larger than the sum of its proper divisors (1).

55282111 is an equidigital number, since it uses as much as digits as its factorization.

55282111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 800, while the sum is 25.

The square root of 55282111 is about 7435.1940795113. The cubic root of 55282111 is about 380.9443525022.

The spelling of 55282111 in words is "fifty-five million, two hundred eighty-two thousand, one hundred eleven".