83424713 has 2 divisors, whose sum is σ = 83424714. Its totient is φ = 83424712.

The previous prime is 83424707. The next prime is 83424727. The reversal of 83424713 is 31742438.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83320384 + 104329 = 9128^2 + 323^2 .

It is a cyclic number.

It is not a de Polignac number, because 83424713 - 2⁴ = 83424697 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 83424713.

It is not a weakly prime, because it can be changed into another prime (83424113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41712356 + 41712357.

It is an arithmetic number, because the mean of its divisors is an integer number (41712357).

Almost surely, 2^83424713 is an apocalyptic number.

It is an amenable number.

83424713 is a deficient number, since it is larger than the sum of its proper divisors (1).

83424713 is an equidigital number, since it uses as much as digits as its factorization.

83424713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16128, while the sum is 32.

The square root of 83424713 is about 9133.7129908926. The cubic root of 83424713 is about 436.9498290301.

The spelling of 83424713 in words is "eighty-three million, four hundred twenty-four thousand, seven hundred thirteen".