55260187 has 2 divisors, whose sum is σ = 55260188. Its totient is φ = 55260186.

The previous prime is 55260157. The next prime is 55260211. The reversal of 55260187 is 78106255.

55260187 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 is a cyclic number.

It is not a de Polignac number, because 55260187 - 2¹⁹ = 54735899 is a prime.

It is not a weakly prime, because it can be changed into another prime (55260157) 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, 27630093 + 27630094.

It is an arithmetic number, because the mean of its divisors is an integer number (27630094).

Almost surely, 2^55260187 is an apocalyptic number.

55260187 is a deficient number, since it is larger than the sum of its proper divisors (1).

55260187 is an equidigital number, since it uses as much as digits as its factorization.

55260187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 55260187 is about 7433.7195938507. The cubic root of 55260187 is about 380.8939870335.

The spelling of 55260187 in words is "fifty-five million, two hundred sixty thousand, one hundred eighty-seven".