55455263 has 2 divisors, whose sum is σ = 55455264. Its totient is φ = 55455262.

The previous prime is 55455227. The next prime is 55455293. The reversal of 55455263 is 36255455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55455263 - 2⁶ = 55455199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55455223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27727631 + 27727632.

It is an arithmetic number, because the mean of its divisors is an integer number (27727632).

Almost surely, 2^55455263 is an apocalyptic number.

55455263 is a deficient number, since it is larger than the sum of its proper divisors (1).

55455263 is an equidigital number, since it uses as much as digits as its factorization.

55455263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 35.

The square root of 55455263 is about 7446.8290567194. The cubic root of 55455263 is about 381.3416632415.

The spelling of 55455263 in words is "fifty-five million, four hundred fifty-five thousand, two hundred sixty-three".