53505003 has 8 divisors (see below), whose sum is σ = 71702928. Its totient is φ = 35488544.

The previous prime is 53504999. The next prime is 53505017. The reversal of 53505003 is 30050535.

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 53505003 - 2² = 53504999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53505073) 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, 44676 + ... + 45857.

It is an arithmetic number, because the mean of its divisors is an integer number (8962866).

Almost surely, 2^53505003 is an apocalyptic number.

53505003 is a deficient number, since it is larger than the sum of its proper divisors (18197925).

53505003 is a wasteful number, since it uses less digits than its factorization.

53505003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90733.

The product of its (nonzero) digits is 1125, while the sum is 21.

The square root of 53505003 is about 7314.7114092082. The cubic root of 53505003 is about 376.8178473545.

Adding to 53505003 its reverse (30050535), we get a palindrome (83555538).

The spelling of 53505003 in words is "fifty-three million, five hundred five thousand, three".