345214319 has 4 divisors (see below), whose sum is σ = 345582120. Its totient is φ = 344846520.

The previous prime is 345214271. The next prime is 345214343. The reversal of 345214319 is 913412543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 913412543 = 7393 ⋅123551.

It is a cyclic number.

It is not a de Polignac number, because 345214319 - 2²⁰ = 344165743 is a prime.

It is a super-2 number, since 2×345214319² = 238345852085267522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345214349) 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, 182489 + ... + 184370.

It is an arithmetic number, because the mean of its divisors is an integer number (86395530).

Almost surely, 2^345214319 is an apocalyptic number.

345214319 is a deficient number, since it is larger than the sum of its proper divisors (367801).

345214319 is an equidigital number, since it uses as much as digits as its factorization.

345214319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367800.

The product of its digits is 12960, while the sum is 32.

The square root of 345214319 is about 18579.9439988392. The cubic root of 345214319 is about 701.5031095195.

It can be divided in two parts, 3452 and 14319, that added together give a palindrome (17771).

The spelling of 345214319 in words is "three hundred forty-five million, two hundred fourteen thousand, three hundred nineteen".