345193 has 2 divisors, whose sum is σ = 345194. Its totient is φ = 345192.

The previous prime is 345181. The next prime is 345221. The reversal of 345193 is 391543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 316969 + 28224 = 563^2 + 168^2 .

It is a cyclic number.

It is not a de Polignac number, because 345193 - 2⁹ = 344681 is a prime.

345193 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (345133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172596 + 172597.

It is an arithmetic number, because the mean of its divisors is an integer number (172597).

2³⁴⁵¹⁹³ is an apocalyptic number.

It is an amenable number.

345193 is a deficient number, since it is larger than the sum of its proper divisors (1).

345193 is an equidigital number, since it uses as much as digits as its factorization.

345193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1620, while the sum is 25.

The square root of 345193 is about 587.5312757633. The cubic root of 345193 is about 70.1488668584.

The spelling of 345193 in words is "three hundred forty-five thousand, one hundred ninety-three".