344354161 has 4 divisors (see below), whose sum is σ = 344716452. Its totient is φ = 343991872.

The previous prime is 344354113. The next prime is 344354173. The reversal of 344354161 is 161453443.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67963536 + 276390625 = 8244^2 + 16625^2 .

It is a cyclic number.

It is not a de Polignac number, because 344354161 - 2²¹ = 342257009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344354111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179716 + ... + 181621.

It is an arithmetic number, because the mean of its divisors is an integer number (86179113).

Almost surely, 2^344354161 is an apocalyptic number.

It is an amenable number.

344354161 is a deficient number, since it is larger than the sum of its proper divisors (362291).

344354161 is an equidigital number, since it uses as much as digits as its factorization.

344354161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362290.

The product of its digits is 17280, while the sum is 31.

The square root of 344354161 is about 18556.7820755647. The cubic root of 344354161 is about 700.9199883173.

The spelling of 344354161 in words is "three hundred forty-four million, three hundred fifty-four thousand, one hundred sixty-one".