342311147 has 2 divisors, whose sum is σ = 342311148. Its totient is φ = 342311146.

The previous prime is 342311141. The next prime is 342311149. The reversal of 342311147 is 741113243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342311147 - 2⁴ = 342311131 is a prime.

Together with 342311149, 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 (342311141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171155573 + 171155574.

It is an arithmetic number, because the mean of its divisors is an integer number (171155574).

Almost surely, 2^342311147 is an apocalyptic number.

342311147 is a deficient number, since it is larger than the sum of its proper divisors (1).

342311147 is an equidigital number, since it uses as much as digits as its factorization.

342311147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 26.

The square root of 342311147 is about 18501.6525478131. The cubic root of 342311147 is about 699.5310784623.

The spelling of 342311147 in words is "three hundred forty-two million, three hundred eleven thousand, one hundred forty-seven".