55088263 has 2 divisors, whose sum is σ = 55088264. Its totient is φ = 55088262.

The previous prime is 55088221. The next prime is 55088269. The reversal of 55088263 is 36288055.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55088263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55088269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27544131 + 27544132.

It is an arithmetic number, because the mean of its divisors is an integer number (27544132).

Almost surely, 2^55088263 is an apocalyptic number.

55088263 is a deficient number, since it is larger than the sum of its proper divisors (1).

55088263 is an equidigital number, since it uses as much as digits as its factorization.

55088263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 55088263 is about 7422.1467918655. The cubic root of 55088263 is about 380.4985676515.

The spelling of 55088263 in words is "fifty-five million, eighty-eight thousand, two hundred sixty-three".