53188803 has 12 divisors (see below), whose sum is σ = 77692680. Its totient is φ = 35060256.

The previous prime is 53188789. The next prime is 53188823. The reversal of 53188803 is 30888135.

It is a happy number.

53188803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53188803 - 2¹² = 53184707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53188823) 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 11 ways as a sum of consecutive naturals, for example, 32401 + ... + 34002.

It is an arithmetic number, because the mean of its divisors is an integer number (6474390).

Almost surely, 2^53188803 is an apocalyptic number.

53188803 is a deficient number, since it is larger than the sum of its proper divisors (24503877).

53188803 is a wasteful number, since it uses less digits than its factorization.

53188803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66498 (or 66495 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 53188803 is about 7293.0654048898. The cubic root of 53188803 is about 376.0740833162.

The spelling of 53188803 in words is "fifty-three million, one hundred eighty-eight thousand, eight hundred three".