345258803 has 4 divisors (see below), whose sum is σ = 354590160. Its totient is φ = 335927448.

The previous prime is 345258791. The next prime is 345258817. The reversal of 345258803 is 308852543.

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 345258803 - 2⁴ = 345258787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345258863) 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, 4665623 + ... + 4665696.

It is an arithmetic number, because the mean of its divisors is an integer number (88647540).

Almost surely, 2^345258803 is an apocalyptic number.

345258803 is a deficient number, since it is larger than the sum of its proper divisors (9331357).

345258803 is an equidigital number, since it uses as much as digits as its factorization.

345258803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9331356.

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 345258803 is about 18581.1410575347. The cubic root of 345258803 is about 701.5332399074.

The spelling of 345258803 in words is "three hundred forty-five million, two hundred fifty-eight thousand, eight hundred three".