345364403 has 4 divisors (see below), whose sum is σ = 346185168. Its totient is φ = 344543640.

The previous prime is 345364399. The next prime is 345364421. The reversal of 345364403 is 304463543.

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

It is a cyclic number.

It is not a de Polignac number, because 345364403 - 2² = 345364399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345364403.

It is not an unprimeable number, because it can be changed into a prime (345364303) 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, 409751 + ... + 410592.

It is an arithmetic number, because the mean of its divisors is an integer number (86546292).

Almost surely, 2^345364403 is an apocalyptic number.

345364403 is a deficient number, since it is larger than the sum of its proper divisors (820765).

345364403 is an equidigital number, since it uses as much as digits as its factorization.

345364403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820764.

The product of its (nonzero) digits is 51840, while the sum is 32.

The square root of 345364403 is about 18583.9824311152. The cubic root of 345364403 is about 701.6047556882.

The spelling of 345364403 in words is "three hundred forty-five million, three hundred sixty-four thousand, four hundred three".