342118811 has 2 divisors, whose sum is σ = 342118812. Its totient is φ = 342118810.

The previous prime is 342118789. The next prime is 342118831. The reversal of 342118811 is 118811243.

It is a strong prime.

It is an emirp because it is prime and its reverse (118811243) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342118811 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (342118831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171059405 + 171059406.

It is an arithmetic number, because the mean of its divisors is an integer number (171059406).

Almost surely, 2^342118811 is an apocalyptic number.

342118811 is a deficient number, since it is larger than the sum of its proper divisors (1).

342118811 is an equidigital number, since it uses as much as digits as its factorization.

342118811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1536, while the sum is 29.

The square root of 342118811 is about 18496.4540115126. The cubic root of 342118811 is about 699.4000376264.

The spelling of 342118811 in words is "three hundred forty-two million, one hundred eighteen thousand, eight hundred eleven".