55111883 has 2 divisors, whose sum is σ = 55111884. Its totient is φ = 55111882.

The previous prime is 55111879. The next prime is 55111897. The reversal of 55111883 is 38811155.

It is a happy number.

55111883 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55111883 - 2² = 55111879 is a prime.

It is not a weakly prime, because it can be changed into another prime (55111843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27555941 + 27555942.

It is an arithmetic number, because the mean of its divisors is an integer number (27555942).

Almost surely, 2^55111883 is an apocalyptic number.

55111883 is a deficient number, since it is larger than the sum of its proper divisors (1).

55111883 is an equidigital number, since it uses as much as digits as its factorization.

55111883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 32.

The square root of 55111883 is about 7423.7378051760. The cubic root of 55111883 is about 380.5529415567.

The spelling of 55111883 in words is "fifty-five million, one hundred eleven thousand, eight hundred eighty-three".