503235151063 has 4 divisors (see below), whose sum is σ = 503248715728. Its totient is φ = 503221586400.

The previous prime is 503235151051. The next prime is 503235151091. The reversal of 503235151063 is 360151532305.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 503235151063 - 2¹³ = 503235142871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503235151663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6726531 + ... + 6800932.

It is an arithmetic number, because the mean of its divisors is an integer number (125812178932).

Almost surely, 2^503235151063 is an apocalyptic number.

503235151063 is a deficient number, since it is larger than the sum of its proper divisors (13564665).

503235151063 is a wasteful number, since it uses less digits than its factorization.

503235151063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13564664.

The product of its (nonzero) digits is 40500, while the sum is 34.

Adding to 503235151063 its reverse (360151532305), we get a palindrome (863386683368).

The spelling of 503235151063 in words is "five hundred three billion, two hundred thirty-five million, one hundred fifty-one thousand, sixty-three".