82130343503 has 16 divisors (see below), whose sum is σ = 88744582080. Its totient is φ = 75558887424.

The previous prime is 82130343473. The next prime is 82130343511. The reversal of 82130343503 is 30534303128.

It is a cyclic number.

It is not a de Polignac number, because 82130343503 - 2⁶ = 82130343439 is a prime.

It is a super-2 number, since 2×82130343503² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 82130343503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82130343553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5020325 + ... + 5036657.

It is an arithmetic number, because the mean of its divisors is an integer number (5546536380).

Almost surely, 2^82130343503 is an apocalyptic number.

82130343503 is a deficient number, since it is larger than the sum of its proper divisors (6614238577).

82130343503 is a wasteful number, since it uses less digits than its factorization.

82130343503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17618.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 82130343503 in words is "eighty-two billion, one hundred thirty million, three hundred forty-three thousand, five hundred three".