53013321003 has 8 divisors (see below), whose sum is σ = 71679983616. Its totient is φ = 34844436200.

The previous prime is 53013321001. The next prime is 53013321043. The reversal of 53013321003 is 30012331035.

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 53013321003 - 2¹ = 53013321001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53013321001) 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, 124444203 + ... + 124444628.

It is an arithmetic number, because the mean of its divisors is an integer number (8959997952).

Almost surely, 2^53013321003 is an apocalyptic number.

53013321003 is a deficient number, since it is larger than the sum of its proper divisors (18666662613).

53013321003 is a wasteful number, since it uses less digits than its factorization.

53013321003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248888905.

The product of its (nonzero) digits is 810, while the sum is 21.

Adding to 53013321003 its reverse (30012331035), we get a palindrome (83025652038).

The spelling of 53013321003 in words is "fifty-three billion, thirteen million, three hundred twenty-one thousand, three".