53385603 has 8 divisors (see below), whose sum is σ = 71387328. Its totient is φ = 35487144.

The previous prime is 53385587. The next prime is 53385613. The reversal of 53385603 is 30658335.

53385603 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 not a de Polignac number, because 53385603 - 2⁴ = 53385587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53385613) 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, 24601 + ... + 26682.

It is an arithmetic number, because the mean of its divisors is an integer number (8923416).

Almost surely, 2^53385603 is an apocalyptic number.

53385603 is a deficient number, since it is larger than the sum of its proper divisors (18001725).

53385603 is a wasteful number, since it uses less digits than its factorization.

53385603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51633.

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

The square root of 53385603 is about 7306.5452164481. The cubic root of 53385603 is about 376.5373405009.

The spelling of 53385603 in words is "fifty-three million, three hundred eighty-five thousand, six hundred three".