83132140837 has 2 divisors, whose sum is σ = 83132140838. Its totient is φ = 83132140836.

The previous prime is 83132140823. The next prime is 83132140859. The reversal of 83132140837 is 73804123138.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79867846881 + 3264293956 = 282609^2 + 57134^2 .

It is a cyclic number.

It is not a de Polignac number, because 83132140837 - 2⁷ = 83132140709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83132140837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83132140877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41566070418 + 41566070419.

It is an arithmetic number, because the mean of its divisors is an integer number (41566070419).

Almost surely, 2^83132140837 is an apocalyptic number.

It is an amenable number.

83132140837 is a deficient number, since it is larger than the sum of its proper divisors (1).

83132140837 is an equidigital number, since it uses as much as digits as its factorization.

83132140837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 83132140837 in words is "eighty-three billion, one hundred thirty-two million, one hundred forty thousand, eight hundred thirty-seven".