55841983 has 2 divisors, whose sum is σ = 55841984. Its totient is φ = 55841982.

The previous prime is 55841977. The next prime is 55842029. The reversal of 55841983 is 38914855.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55841983 - 2¹⁷ = 55710911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55845983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27920991 + 27920992.

It is an arithmetic number, because the mean of its divisors is an integer number (27920992).

Almost surely, 2^55841983 is an apocalyptic number.

55841983 is a deficient number, since it is larger than the sum of its proper divisors (1).

55841983 is an equidigital number, since it uses as much as digits as its factorization.

55841983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 43.

The square root of 55841983 is about 7472.7493601753. The cubic root of 55841983 is about 382.2260455939.

The spelling of 55841983 in words is "fifty-five million, eight hundred forty-one thousand, nine hundred eighty-three".