342131 has 2 divisors, whose sum is σ = 342132. Its totient is φ = 342130.

The previous prime is 342107. The next prime is 342143. The reversal of 342131 is 131243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342131 - 2¹⁴ = 325747 is a prime.

It is a super-2 number, since 2×342131² = 234107242322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (342101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171065 + 171066.

It is an arithmetic number, because the mean of its divisors is an integer number (171066).

2³⁴²¹³¹ is an apocalyptic number.

342131 is a deficient number, since it is larger than the sum of its proper divisors (1).

342131 is an equidigital number, since it uses as much as digits as its factorization.

342131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72, while the sum is 14.

The square root of 342131 is about 584.9196526020. The cubic root of 342131 is about 69.9408343596.

Adding to 342131 its reverse (131243), we get a palindrome (473374).

The spelling of 342131 in words is "three hundred forty-two thousand, one hundred thirty-one".