345341173 has 4 divisors (see below), whose sum is σ = 350071948. Its totient is φ = 340610400.

The previous prime is 345341149. The next prime is 345341177. The reversal of 345341173 is 371143543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 371143543 = 1049 ⋅353807.

It can be written as a sum of positive squares in 2 ways, for example, as 227466724 + 117874449 = 15082^2 + 10857^2 .

It is a cyclic number.

It is not a de Polignac number, because 345341173 - 2¹⁷ = 345210101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345341177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2365278 + ... + 2365423.

It is an arithmetic number, because the mean of its divisors is an integer number (87517987).

Almost surely, 2^345341173 is an apocalyptic number.

It is an amenable number.

345341173 is a deficient number, since it is larger than the sum of its proper divisors (4730775).

345341173 is an equidigital number, since it uses as much as digits as its factorization.

345341173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4730774.

The product of its digits is 15120, while the sum is 31.

The square root of 345341173 is about 18583.3574200143. The cubic root of 345341173 is about 701.5890248217.

The spelling of 345341173 in words is "three hundred forty-five million, three hundred forty-one thousand, one hundred seventy-three".