345450353 has 4 divisors (see below), whose sum is σ = 365770980. Its totient is φ = 325129728.

The previous prime is 345450337. The next prime is 345450383. The reversal of 345450353 is 353054543.

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

It can be written as a sum of positive squares in 2 ways, for example, as 251127409 + 94322944 = 15847^2 + 9712^2 .

It is a cyclic number.

It is not a de Polignac number, because 345450353 - 2⁴ = 345450337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345450323) 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, 10160288 + ... + 10160321.

It is an arithmetic number, because the mean of its divisors is an integer number (91442745).

Almost surely, 2^345450353 is an apocalyptic number.

It is an amenable number.

345450353 is a deficient number, since it is larger than the sum of its proper divisors (20320627).

345450353 is a wasteful number, since it uses less digits than its factorization.

345450353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20320626.

The product of its (nonzero) digits is 54000, while the sum is 32.

The square root of 345450353 is about 18586.2947625394. The cubic root of 345450353 is about 701.6629530844.

The spelling of 345450353 in words is "three hundred forty-five million, four hundred fifty thousand, three hundred fifty-three".