53653803 has 16 divisors (see below), whose sum is σ = 81903360. Its totient is φ = 30604896.

The previous prime is 53653771. The next prime is 53653813. The reversal of 53653803 is 30835635.

53653803 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 53653803 - 2⁵ = 53653771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53653813) 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 15 ways as a sum of consecutive naturals, for example, 11901 + ... + 15777.

It is an arithmetic number, because the mean of its divisors is an integer number (5118960).

Almost surely, 2^53653803 is an apocalyptic number.

53653803 is a deficient number, since it is larger than the sum of its proper divisors (28249557).

53653803 is a wasteful number, since it uses less digits than its factorization.

53653803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4546.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 53653803 is about 7324.8756303435. The cubic root of 53653803 is about 377.1668402489.

The spelling of 53653803 in words is "fifty-three million, six hundred fifty-three thousand, eight hundred three".