345383 has 4 divisors (see below), whose sum is σ = 346560. Its totient is φ = 344208.

The previous prime is 345379. The next prime is 345413. The reversal of 345383 is 383543.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 383543 = 83 ⋅4621.

It is a cyclic number.

It is not a de Polignac number, because 345383 - 2² = 345379 is a prime.

It is a Duffinian number.

It is a plaindrome in base 6.

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (335383) 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, 266 + ... + 872.

It is an arithmetic number, because the mean of its divisors is an integer number (86640).

2³⁴⁵³⁸³ is an apocalyptic number.

345383 is a deficient number, since it is larger than the sum of its proper divisors (1177).

345383 is an equidigital number, since it uses as much as digits as its factorization.

345383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1176.

The product of its digits is 4320, while the sum is 26.

The square root of 345383 is about 587.6929470395. The cubic root of 345383 is about 70.1617348676.

The spelling of 345383 in words is "three hundred forty-five thousand, three hundred eighty-three".