303412343 has 16 divisors (see below), whose sum is σ = 348902400. Its totient is φ = 261654624.

The previous prime is 303412331. The next prime is 303412357. The reversal of 303412343 is 343214303.

It is not a de Polignac number, because 303412343 - 2¹² = 303408247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303412313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1058 + ... + 24656.

It is an arithmetic number, because the mean of its divisors is an integer number (21806400).

Almost surely, 2^303412343 is an apocalyptic number.

303412343 is a deficient number, since it is larger than the sum of its proper divisors (45490057).

303412343 is a wasteful number, since it uses less digits than its factorization.

303412343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23678.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 303412343 is about 17418.7354018597. The cubic root of 303412343 is about 671.9615368847.

Adding to 303412343 its reverse (343214303), we get a palindrome (646626646).

The spelling of 303412343 in words is "three hundred three million, four hundred twelve thousand, three hundred forty-three".