343451161 has 4 divisors (see below), whose sum is σ = 345725824. Its totient is φ = 341176500.

The previous prime is 343451123. The next prime is 343451177. The reversal of 343451161 is 161154343.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 343451161 - 2⁹ = 343450649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343451461) 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 3 ways as a sum of consecutive naturals, for example, 1137105 + ... + 1137406.

It is an arithmetic number, because the mean of its divisors is an integer number (86431456).

Almost surely, 2^343451161 is an apocalyptic number.

It is an amenable number.

343451161 is a deficient number, since it is larger than the sum of its proper divisors (2274663).

343451161 is a wasteful number, since it uses less digits than its factorization.

343451161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274662.

The product of its digits is 4320, while the sum is 28.

The square root of 343451161 is about 18532.4353769277. The cubic root of 343451161 is about 700.3067777787.

The spelling of 343451161 in words is "three hundred forty-three million, four hundred fifty-one thousand, one hundred sixty-one".