55103330 has 16 divisors (see below), whose sum is σ = 99409464. Its totient is φ = 21991680.

The previous prime is 55103327. The next prime is 55103351. The reversal of 55103330 is 3330155.

55103330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 49688401 + 5414929 = 7049^2 + 2327^2 .

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1367 + ... + 10586.

Almost surely, 2^55103330 is an apocalyptic number.

55103330 is a deficient number, since it is larger than the sum of its proper divisors (44306134).

55103330 is a wasteful number, since it uses less digits than its factorization.

55103330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12421.

The product of its (nonzero) digits is 675, while the sum is 20.

The square root of 55103330 is about 7423.1617253028. The cubic root of 55103330 is about 380.5332541044.

Adding to 55103330 its reverse (3330155), we get a palindrome (58433485).

The spelling of 55103330 in words is "fifty-five million, one hundred three thousand, three hundred thirty".