342845099 has 2 divisors, whose sum is σ = 342845100. Its totient is φ = 342845098.

The previous prime is 342845077. The next prime is 342845123. The reversal of 342845099 is 990548243.

It is a weak prime.

It is an emirp because it is prime and its reverse (990548243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342845099 - 2¹² = 342841003 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 (342845299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171422549 + 171422550.

It is an arithmetic number, because the mean of its divisors is an integer number (171422550).

Almost surely, 2^342845099 is an apocalyptic number.

342845099 is a deficient number, since it is larger than the sum of its proper divisors (1).

342845099 is an equidigital number, since it uses as much as digits as its factorization.

342845099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 342845099 is about 18516.0767712818. The cubic root of 342845099 is about 699.8946093034.

The spelling of 342845099 in words is "three hundred forty-two million, eight hundred forty-five thousand, ninety-nine".