55625303 has 2 divisors, whose sum is σ = 55625304. Its totient is φ = 55625302.

The previous prime is 55625279. The next prime is 55625347. The reversal of 55625303 is 30352655.

It is a happy number.

55625303 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55625303 - 2⁶ = 55625239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55625363) 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, 27812651 + 27812652.

It is an arithmetic number, because the mean of its divisors is an integer number (27812652).

Almost surely, 2^55625303 is an apocalyptic number.

55625303 is a deficient number, since it is larger than the sum of its proper divisors (1).

55625303 is an equidigital number, since it uses as much as digits as its factorization.

55625303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 55625303 is about 7458.2372582266. The cubic root of 55625303 is about 381.7310291927.

Adding to 55625303 its reverse (30352655), we get a palindrome (85977958).

The spelling of 55625303 in words is "fifty-five million, six hundred twenty-five thousand, three hundred three".