343603161 has 32 divisors (see below), whose sum is σ = 558051840. Its totient is φ = 207219600.

The previous prime is 343603121. The next prime is 343603171. The reversal of 343603161 is 161306343.

343603161 is a `hidden beast` number, since 3 + 43 + 603 + 16 + 1 = 666.

It is not a de Polignac number, because 343603161 - 2⁷ = 343603033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (343603121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59926 + ... + 65408.

It is an arithmetic number, because the mean of its divisors is an integer number (17439120).

Almost surely, 2^343603161 is an apocalyptic number.

It is an amenable number.

343603161 is a deficient number, since it is larger than the sum of its proper divisors (214448679).

343603161 is a wasteful number, since it uses less digits than its factorization.

343603161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5714 (or 5708 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 343603161 is about 18536.5358414133. The cubic root of 343603161 is about 700.4100733298.

The spelling of 343603161 in words is "three hundred forty-three million, six hundred three thousand, one hundred sixty-one".