55173323 has 2 divisors, whose sum is σ = 55173324. Its totient is φ = 55173322.

The previous prime is 55173299. The next prime is 55173353. The reversal of 55173323 is 32337155.

55173323 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 55173323 - 2⁶ = 55173259 is a prime.

It is not a weakly prime, because it can be changed into another prime (55173353) 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, 27586661 + 27586662.

It is an arithmetic number, because the mean of its divisors is an integer number (27586662).

Almost surely, 2^55173323 is an apocalyptic number.

55173323 is a deficient number, since it is larger than the sum of its proper divisors (1).

55173323 is an equidigital number, since it uses as much as digits as its factorization.

55173323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9450, while the sum is 29.

The square root of 55173323 is about 7427.8747296922. The cubic root of 55173323 is about 380.6943054406.

The spelling of 55173323 in words is "fifty-five million, one hundred seventy-three thousand, three hundred twenty-three".