345200099 has 2 divisors, whose sum is σ = 345200100. Its totient is φ = 345200098.

The previous prime is 345200081. The next prime is 345200161. The reversal of 345200099 is 990002543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345200099 - 2²⁸ = 76764643 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (345200039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172600049 + 172600050.

It is an arithmetic number, because the mean of its divisors is an integer number (172600050).

Almost surely, 2^345200099 is an apocalyptic number.

345200099 is a deficient number, since it is larger than the sum of its proper divisors (1).

345200099 is an equidigital number, since it uses as much as digits as its factorization.

345200099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 345200099 is about 18579.5613242078. The cubic root of 345200099 is about 701.4934773281.

The spelling of 345200099 in words is "three hundred forty-five million, two hundred thousand, ninety-nine".