345203459 has 4 divisors (see below), whose sum is σ = 345280416. Its totient is φ = 345126504.

The previous prime is 345203449. The next prime is 345203473. The reversal of 345203459 is 954302543.

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 345203459 - 2¹² = 345199363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345203449) 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, 31304 + ... + 40869.

It is an arithmetic number, because the mean of its divisors is an integer number (86320104).

Almost surely, 2^345203459 is an apocalyptic number.

345203459 is a deficient number, since it is larger than the sum of its proper divisors (76957).

345203459 is an equidigital number, since it uses as much as digits as its factorization.

345203459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76956.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 345203459 is about 18579.6517459289. The cubic root of 345203459 is about 701.4957533128.

The spelling of 345203459 in words is "three hundred forty-five million, two hundred three thousand, four hundred fifty-nine".