55015339 has 2 divisors, whose sum is σ = 55015340. Its totient is φ = 55015338.

The previous prime is 55015327. The next prime is 55015357. The reversal of 55015339 is 93351055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55015339 - 2¹⁷ = 54884267 is a prime.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 55015339.

It is not a weakly prime, because it can be changed into another prime (55015309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27507669 + 27507670.

It is an arithmetic number, because the mean of its divisors is an integer number (27507670).

Almost surely, 2^55015339 is an apocalyptic number.

55015339 is a deficient number, since it is larger than the sum of its proper divisors (1).

55015339 is an equidigital number, since it uses as much as digits as its factorization.

55015339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10125, while the sum is 31.

The square root of 55015339 is about 7417.2325701706. The cubic root of 55015339 is about 380.3305964190.

The spelling of 55015339 in words is "fifty-five million, fifteen thousand, three hundred thirty-nine".