55529303 has 2 divisors, whose sum is σ = 55529304. Its totient is φ = 55529302.

The previous prime is 55529281. The next prime is 55529311. The reversal of 55529303 is 30392555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55529303 - 2¹² = 55525207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55529303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55529323) 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, 27764651 + 27764652.

It is an arithmetic number, because the mean of its divisors is an integer number (27764652).

Almost surely, 2^55529303 is an apocalyptic number.

55529303 is a deficient number, since it is larger than the sum of its proper divisors (1).

55529303 is an equidigital number, since it uses as much as digits as its factorization.

55529303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20250, while the sum is 32.

The square root of 55529303 is about 7451.7986419387. The cubic root of 55529303 is about 381.5113013663.

The spelling of 55529303 in words is "fifty-five million, five hundred twenty-nine thousand, three hundred three".