83031343937 has 2 divisors, whose sum is σ = 83031343938. Its totient is φ = 83031343936.

The previous prime is 83031343921. The next prime is 83031343963. The reversal of 83031343937 is 73934313038.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80219799361 + 2811544576 = 283231^2 + 53024^2 .

It is a cyclic number.

It is not a de Polignac number, because 83031343937 - 2⁴ = 83031343921 is a prime.

It is not a weakly prime, because it can be changed into another prime (83031343907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41515671968 + 41515671969.

It is an arithmetic number, because the mean of its divisors is an integer number (41515671969).

Almost surely, 2^83031343937 is an apocalyptic number.

It is an amenable number.

83031343937 is a deficient number, since it is larger than the sum of its proper divisors (1).

83031343937 is an equidigital number, since it uses as much as digits as its factorization.

83031343937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 83031343937 in words is "eighty-three billion, thirty-one million, three hundred forty-three thousand, nine hundred thirty-seven".