537505503 has 8 divisors (see below), whose sum is σ = 719673600. Its totient is φ = 356837208.

The previous prime is 537505471. The next prime is 537505513. The reversal of 537505503 is 305505735.

It is a happy number.

537505503 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 537505503 - 2⁵ = 537505471 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537505513) 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, 374113 + ... + 375546.

It is an arithmetic number, because the mean of its divisors is an integer number (89959200).

Almost surely, 2^537505503 is an apocalyptic number.

537505503 is a deficient number, since it is larger than the sum of its proper divisors (182168097).

537505503 is a wasteful number, since it uses less digits than its factorization.

537505503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749901.

The product of its (nonzero) digits is 39375, while the sum is 33.

The square root of 537505503 is about 23184.1649191857. The cubic root of 537505503 is about 813.0694405934.

The spelling of 537505503 in words is "five hundred thirty-seven million, five hundred five thousand, five hundred three".