345384353 has 4 divisors (see below), whose sum is σ = 360401088. Its totient is φ = 330367620.

The previous prime is 345384349. The next prime is 345384367. The reversal of 345384353 is 353483543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 345384353 - 2² = 345384349 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (345384323) 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, 7508333 + ... + 7508378.

It is an arithmetic number, because the mean of its divisors is an integer number (90100272).

Almost surely, 2^345384353 is an apocalyptic number.

It is an amenable number.

345384353 is a deficient number, since it is larger than the sum of its proper divisors (15016735).

345384353 is a wasteful number, since it uses less digits than its factorization.

345384353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15016734.

The product of its digits is 259200, while the sum is 38.

The square root of 345384353 is about 18584.5191759163. The cubic root of 345384353 is about 701.6182648448.

The spelling of 345384353 in words is "three hundred forty-five million, three hundred eighty-four thousand, three hundred fifty-three".