84308099 has 2 divisors, whose sum is σ = 84308100. Its totient is φ = 84308098.

The previous prime is 84308093. The next prime is 84308101. The reversal of 84308099 is 99080348.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84308099 is a prime.

Together with 84308101, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (84308093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42154049 + 42154050.

It is an arithmetic number, because the mean of its divisors is an integer number (42154050).

Almost surely, 2^84308099 is an apocalyptic number.

84308099 is a deficient number, since it is larger than the sum of its proper divisors (1).

84308099 is an equidigital number, since it uses as much as digits as its factorization.

84308099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 84308099 is about 9181.9441841039. The cubic root of 84308099 is about 438.4867072885.

The spelling of 84308099 in words is "eighty-four million, three hundred eight thousand, ninety-nine".