55329259 has 2 divisors, whose sum is σ = 55329260. Its totient is φ = 55329258.

The previous prime is 55329251. The next prime is 55329299. The reversal of 55329259 is 95292355.

55329259 is nontrivially palindromic in base 15.

55329259 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (55329299) can be obtained adding 55329259 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55329259 - 2³ = 55329251 is a prime.

It is a super-2 number, since 2×55329259² = 6122653802978162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55329251) 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, 27664629 + 27664630.

It is an arithmetic number, because the mean of its divisors is an integer number (27664630).

Almost surely, 2^55329259 is an apocalyptic number.

55329259 is a deficient number, since it is larger than the sum of its proper divisors (1).

55329259 is an equidigital number, since it uses as much as digits as its factorization.

55329259 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 121500, while the sum is 40.

The square root of 55329259 is about 7438.3640002355. The cubic root of 55329259 is about 381.0526193563.

The spelling of 55329259 in words is "fifty-five million, three hundred twenty-nine thousand, two hundred fifty-nine".