55359587 has 2 divisors, whose sum is σ = 55359588. Its totient is φ = 55359586.

The previous prime is 55359547. The next prime is 55359593. The reversal of 55359587 is 78595355.

55359587 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 55359587 - 2¹⁴ = 55343203 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55359517) 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, 27679793 + 27679794.

It is an arithmetic number, because the mean of its divisors is an integer number (27679794).

Almost surely, 2^55359587 is an apocalyptic number.

55359587 is a deficient number, since it is larger than the sum of its proper divisors (1).

55359587 is an equidigital number, since it uses as much as digits as its factorization.

55359587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 945000, while the sum is 47.

The square root of 55359587 is about 7440.4023412716. The cubic root of 55359587 is about 381.1222296201.

The spelling of 55359587 in words is "fifty-five million, three hundred fifty-nine thousand, five hundred eighty-seven".