83335140029 has 2 divisors, whose sum is σ = 83335140030. Its totient is φ = 83335140028.

The previous prime is 83335139977. The next prime is 83335140043. The reversal of 83335140029 is 92004153338.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49341736900 + 33993403129 = 222130^2 + 184373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83335140029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83335139974 and 83335140001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83335140079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41667570014 + 41667570015.

It is an arithmetic number, because the mean of its divisors is an integer number (41667570015).

Almost surely, 2^83335140029 is an apocalyptic number.

It is an amenable number.

83335140029 is a deficient number, since it is larger than the sum of its proper divisors (1).

83335140029 is an equidigital number, since it uses as much as digits as its factorization.

83335140029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 83335140029 in words is "eighty-three billion, three hundred thirty-five million, one hundred forty thousand, twenty-nine".