53516603 has 8 divisors (see below), whose sum is σ = 62653920. Its totient is φ = 44752320.

The previous prime is 53516579. The next prime is 53516609. The reversal of 53516603 is 30661535.

53516603 = 2762² + 2763² + ... + 2768².

53516603 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 53516603 - 2¹⁸ = 53254459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53516609) 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, 92948 + ... + 93521.

It is an arithmetic number, because the mean of its divisors is an integer number (7831740).

Almost surely, 2^53516603 is an apocalyptic number.

53516603 is a deficient number, since it is larger than the sum of its proper divisors (9137317).

53516603 is a wasteful number, since it uses less digits than its factorization.

53516603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186517.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 53516603 is about 7315.5042888375. The cubic root of 53516603 is about 376.8450770273.

The spelling of 53516603 in words is "fifty-three million, five hundred sixteen thousand, six hundred three".