55080973 has 2 divisors, whose sum is σ = 55080974. Its totient is φ = 55080972.

The previous prime is 55080953. The next prime is 55080983. The reversal of 55080973 is 37908055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38775529 + 16305444 = 6227^2 + 4038^2 .

It is a cyclic number.

It is not a de Polignac number, because 55080973 - 2⁵ = 55080941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55080923) 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, 27540486 + 27540487.

It is an arithmetic number, because the mean of its divisors is an integer number (27540487).

Almost surely, 2^55080973 is an apocalyptic number.

It is an amenable number.

55080973 is a deficient number, since it is larger than the sum of its proper divisors (1).

55080973 is an equidigital number, since it uses as much as digits as its factorization.

55080973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 55080973 is about 7421.6556778121. The cubic root of 55080973 is about 380.4817827274.

The spelling of 55080973 in words is "fifty-five million, eighty thousand, nine hundred seventy-three".