53853503 has 8 divisors (see below), whose sum is σ = 59332176. Its totient is φ = 48472000.

The previous prime is 53853497. The next prime is 53853529. The reversal of 53853503 is 30535835.

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

It is a cyclic number.

It is not a de Polignac number, because 53853503 - 2¹² = 53849407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53853503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53853533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23126 + ... + 25347.

It is an arithmetic number, because the mean of its divisors is an integer number (7416522).

Almost surely, 2^53853503 is an apocalyptic number.

53853503 is a deficient number, since it is larger than the sum of its proper divisors (5478673).

53853503 is a wasteful number, since it uses less digits than its factorization.

53853503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48585.

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 53853503 is about 7338.4946003932. The cubic root of 53853503 is about 377.6342004918.

It can be divided in two parts, 5385 and 3503, that added together give a palindrome (8888).

The spelling of 53853503 in words is "fifty-three million, eight hundred fifty-three thousand, five hundred three".