99605339 has 2 divisors, whose sum is σ = 99605340. Its totient is φ = 99605338.

The previous prime is 99605327. The next prime is 99605371. The reversal of 99605339 is 93350699.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99605339 - 2²⁰ = 98556763 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99605339.

It is not a weakly prime, because it can be changed into another prime (99505339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49802669 + 49802670.

It is an arithmetic number, because the mean of its divisors is an integer number (49802670).

Almost surely, 2^99605339 is an apocalyptic number.

99605339 is a deficient number, since it is larger than the sum of its proper divisors (1).

99605339 is an equidigital number, since it uses as much as digits as its factorization.

99605339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 196830, while the sum is 44.

The square root of 99605339 is about 9980.2474418223. The cubic root of 99605339 is about 463.5474602747.

The spelling of 99605339 in words is "ninety-nine million, six hundred five thousand, three hundred thirty-nine".