52140503503 has 4 divisors (see below), whose sum is σ = 56880549288. Its totient is φ = 47400457720.

The previous prime is 52140503483. The next prime is 52140503521. The reversal of 52140503503 is 30530504125.

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

It is a de Polignac number, because none of the positive numbers 2^k-52140503503 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 (52140503203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2370022876 + ... + 2370022897.

It is an arithmetic number, because the mean of its divisors is an integer number (14220137322).

Almost surely, 2^52140503503 is an apocalyptic number.

52140503503 is a deficient number, since it is larger than the sum of its proper divisors (4740045785).

52140503503 is a wasteful number, since it uses less digits than its factorization.

52140503503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4740045784.

The product of its (nonzero) digits is 9000, while the sum is 28.

The spelling of 52140503503 in words is "fifty-two billion, one hundred forty million, five hundred three thousand, five hundred three".