55045183 has 2 divisors, whose sum is σ = 55045184. Its totient is φ = 55045182.

The previous prime is 55045153. The next prime is 55045231. The reversal of 55045183 is 38154055.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55045183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55045153) 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, 27522591 + 27522592.

It is an arithmetic number, because the mean of its divisors is an integer number (27522592).

Almost surely, 2^55045183 is an apocalyptic number.

55045183 is a deficient number, since it is larger than the sum of its proper divisors (1).

55045183 is an equidigital number, since it uses as much as digits as its factorization.

55045183 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 55045183 is about 7419.2440989632. The cubic root of 55045183 is about 380.3993562395.

The spelling of 55045183 in words is "fifty-five million, forty-five thousand, one hundred eighty-three".