55173299 has 2 divisors, whose sum is σ = 55173300. Its totient is φ = 55173298.

The previous prime is 55173281. The next prime is 55173323. The reversal of 55173299 is 99237155.

55173299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55173299 - 2⁸ = 55173043 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55173229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27586649 + 27586650.

It is an arithmetic number, because the mean of its divisors is an integer number (27586650).

Almost surely, 2^55173299 is an apocalyptic number.

55173299 is a deficient number, since it is larger than the sum of its proper divisors (1).

55173299 is an equidigital number, since it uses as much as digits as its factorization.

55173299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 85050, while the sum is 41.

The square root of 55173299 is about 7427.8731141559. The cubic root of 55173299 is about 380.6942502408.

The spelling of 55173299 in words is "fifty-five million, one hundred seventy-three thousand, two hundred ninety-nine".