55368583 has 2 divisors, whose sum is σ = 55368584.
Its totient is φ = 55368582.
The previous prime is 55368559. The next prime is 55368587. The reversal of 55368583 is 38586355.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 55368583 - 225 = 21814151 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55368587) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27684291 + 27684292.
It is an arithmetic number, because the mean of its divisors is an integer number (27684292).
Almost surely, 255368583 is an apocalyptic number.
55368583 is a deficient number, since it is larger than the sum of its proper divisors (1).
55368583 is an equidigital number, since it uses as much as digits as its factorization.
55368583 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 432000, while the sum is 43.
The square root of 55368583 is about 7441.0068539143.
The cubic root of 55368583 is about 381.1428727768.
The spelling of 55368583 in words is "fifty-five million, three hundred sixty-eight thousand, five hundred eighty-three".