55092161 has 2 divisors, whose sum is σ = 55092162. Its totient is φ = 55092160.

The previous prime is 55092137. The next prime is 55092173. The reversal of 55092161 is 16129055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35343025 + 19749136 = 5945^2 + 4444^2 .

It is a cyclic number.

It is not a de Polignac number, because 55092161 - 2¹⁰ = 55091137 is a prime.

It is not a weakly prime, because it can be changed into another prime (55082161) 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, 27546080 + 27546081.

It is an arithmetic number, because the mean of its divisors is an integer number (27546081).

Almost surely, 2^55092161 is an apocalyptic number.

It is an amenable number.

55092161 is a deficient number, since it is larger than the sum of its proper divisors (1).

55092161 is an equidigital number, since it uses as much as digits as its factorization.

55092161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 55092161 is about 7422.4093797095. The cubic root of 55092161 is about 380.5075420279.

The spelling of 55092161 in words is "fifty-five million, ninety-two thousand, one hundred sixty-one".