343042161 has 16 divisors (see below), whose sum is σ = 570252288. Its totient is φ = 178203600.

The previous prime is 343042159. The next prime is 343042163. The reversal of 343042161 is 161240343.

It is an interprime number because it is at equal distance from previous prime (343042159) and next prime (343042163).

It is not a de Polignac number, because 343042161 - 2¹ = 343042159 is a prime.

It is not an unprimeable number, because it can be changed into a prime (343042163) 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 in 15 ways as a sum of consecutive naturals, for example, 742285 + ... + 742746.

It is an arithmetic number, because the mean of its divisors is an integer number (35640768).

Almost surely, 2^343042161 is an apocalyptic number.

It is an amenable number.

343042161 is a deficient number, since it is larger than the sum of its proper divisors (227210127).

343042161 is a wasteful number, since it uses less digits than its factorization.

343042161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485052.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 343042161 is about 18521.3973824871. The cubic root of 343042161 is about 700.0286797773.

The spelling of 343042161 in words is "three hundred forty-three million, forty-two thousand, one hundred sixty-one".