55503113 has 8 divisors (see below), whose sum is σ = 60664320. Its totient is φ = 50552640.

The previous prime is 55503101. The next prime is 55503121. The reversal of 55503113 is 31130555.

55503113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55503113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55503143) 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 in 7 ways as a sum of consecutive naturals, for example, 52133 + ... + 53186.

It is an arithmetic number, because the mean of its divisors is an integer number (7583040).

Almost surely, 2^55503113 is an apocalyptic number.

It is an amenable number.

55503113 is a deficient number, since it is larger than the sum of its proper divisors (5161207).

55503113 is a wasteful number, since it uses less digits than its factorization.

55503113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105367.

The product of its (nonzero) digits is 1125, while the sum is 23.

The square root of 55503113 is about 7450.0411408260. The cubic root of 55503113 is about 381.4513129055.

Adding to 55503113 its reverse (31130555), we get a palindrome (86633668).

The spelling of 55503113 in words is "fifty-five million, five hundred three thousand, one hundred thirteen".