55260017 has 2 divisors, whose sum is σ = 55260018. Its totient is φ = 55260016.

The previous prime is 55259977. The next prime is 55260019. The reversal of 55260017 is 71006255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30019441 + 25240576 = 5479^2 + 5024^2 .

It is a cyclic number.

It is not a de Polignac number, because 55260017 - 2¹⁶ = 55194481 is a prime.

Together with 55260019, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55260019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27630008 + 27630009.

It is an arithmetic number, because the mean of its divisors is an integer number (27630009).

Almost surely, 2^55260017 is an apocalyptic number.

It is an amenable number.

55260017 is a deficient number, since it is larger than the sum of its proper divisors (1).

55260017 is an equidigital number, since it uses as much as digits as its factorization.

55260017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 55260017 is about 7433.7081594585. The cubic root of 55260017 is about 380.8935964446.

The spelling of 55260017 in words is "fifty-five million, two hundred sixty thousand, seventeen".