345716211 has 4 divisors (see below), whose sum is σ = 460954952. Its totient is φ = 230477472.

The previous prime is 345716209. The next prime is 345716227. The reversal of 345716211 is 112617543.

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

It is not a de Polignac number, because 345716211 - 2¹ = 345716209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345716011) 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, 57619366 + ... + 57619371.

It is an arithmetic number, because the mean of its divisors is an integer number (115238738).

Almost surely, 2^345716211 is an apocalyptic number.

345716211 is a deficient number, since it is larger than the sum of its proper divisors (115238741).

345716211 is a wasteful number, since it uses less digits than its factorization.

345716211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115238740.

The product of its digits is 5040, while the sum is 30.

The square root of 345716211 is about 18593.4453773366. The cubic root of 345716211 is about 701.8429064640.

The spelling of 345716211 in words is "three hundred forty-five million, seven hundred sixteen thousand, two hundred eleven".