55283273 has 2 divisors, whose sum is σ = 55283274. Its totient is φ = 55283272.

The previous prime is 55283257. The next prime is 55283287. The reversal of 55283273 is 37238255.

55283273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54804409 + 478864 = 7403^2 + 692^2 .

It is a cyclic number.

It is not a de Polignac number, because 55283273 - 2⁴ = 55283257 is a prime.

It is not a weakly prime, because it can be changed into another prime (55283203) 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, 27641636 + 27641637.

It is an arithmetic number, because the mean of its divisors is an integer number (27641637).

Almost surely, 2^55283273 is an apocalyptic number.

It is an amenable number.

55283273 is a deficient number, since it is larger than the sum of its proper divisors (1).

55283273 is an equidigital number, since it uses as much as digits as its factorization.

55283273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 35.

The square root of 55283273 is about 7435.2722209748. The cubic root of 55283273 is about 380.9470215647.

The spelling of 55283273 in words is "fifty-five million, two hundred eighty-three thousand, two hundred seventy-three".