502521113053 has 2 divisors, whose sum is σ = 502521113054. Its totient is φ = 502521113052.

The previous prime is 502521113051. The next prime is 502521113071. The reversal of 502521113053 is 350311125205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474552898884 + 27968214169 = 688878^2 + 167237^2 .

It is a cyclic number.

It is not a de Polignac number, because 502521113053 - 2¹ = 502521113051 is a prime.

Together with 502521113051, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (502521113051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251260556526 + 251260556527.

It is an arithmetic number, because the mean of its divisors is an integer number (251260556527).

Almost surely, 2^502521113053 is an apocalyptic number.

It is an amenable number.

502521113053 is a deficient number, since it is larger than the sum of its proper divisors (1).

502521113053 is an equidigital number, since it uses as much as digits as its factorization.

502521113053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 502521113053 its reverse (350311125205), we get a palindrome (852832238258).

The spelling of 502521113053 in words is "five hundred two billion, five hundred twenty-one million, one hundred thirteen thousand, fifty-three".