83412029 has 2 divisors, whose sum is σ = 83412030. Its totient is φ = 83412028.

The previous prime is 83411971. The next prime is 83412037. The reversal of 83412029 is 92021438.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82391929 + 1020100 = 9077^2 + 1010^2 .

It is a cyclic number.

It is not a de Polignac number, because 83412029 - 2⁸ = 83411773 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 83411992 and 83412010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83412079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41706014 + 41706015.

It is an arithmetic number, because the mean of its divisors is an integer number (41706015).

Almost surely, 2^83412029 is an apocalyptic number.

It is an amenable number.

83412029 is a deficient number, since it is larger than the sum of its proper divisors (1).

83412029 is an equidigital number, since it uses as much as digits as its factorization.

83412029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 83412029 is about 9133.0186137991. The cubic root of 83412029 is about 436.9276831042.

The spelling of 83412029 in words is "eighty-three million, four hundred twelve thousand, twenty-nine".