342971 has 2 divisors, whose sum is σ = 342972. Its totient is φ = 342970.

The previous prime is 342949. The next prime is 342989. The reversal of 342971 is 179243.

It is a strong prime.

It is an emirp because it is prime and its reverse (179243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342971 - 2¹⁰ = 341947 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342971.

It is not a weakly prime, because it can be changed into another prime (342071) 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, 171485 + 171486.

It is an arithmetic number, because the mean of its divisors is an integer number (171486).

2³⁴²⁹⁷¹ is an apocalyptic number.

342971 is a deficient number, since it is larger than the sum of its proper divisors (1).

342971 is an equidigital number, since it uses as much as digits as its factorization.

342971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1512, while the sum is 26.

The square root of 342971 is about 585.6372597436. The cubic root of 342971 is about 69.9980271553.

The spelling of 342971 in words is "three hundred forty-two thousand, nine hundred seventy-one".