342163831 has 2 divisors, whose sum is σ = 342163832. Its totient is φ = 342163830.

The previous prime is 342163769. The next prime is 342163849. The reversal of 342163831 is 138361243.

It is a strong prime.

It is an emirp because it is prime and its reverse (138361243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342163831 - 2⁹ = 342163319 is a prime.

It is a super-2 number, since 2×342163831² = 234152174489193122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 342163793 and 342163802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342163231) 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, 171081915 + 171081916.

It is an arithmetic number, because the mean of its divisors is an integer number (171081916).

Almost surely, 2^342163831 is an apocalyptic number.

342163831 is a deficient number, since it is larger than the sum of its proper divisors (1).

342163831 is an equidigital number, since it uses as much as digits as its factorization.

342163831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 342163831 is about 18497.6709615022. The cubic root of 342163831 is about 699.4307146969.

The spelling of 342163831 in words is "three hundred forty-two million, one hundred sixty-three thousand, eight hundred thirty-one".