345343023 has 12 divisors (see below), whose sum is σ = 499007808. Its totient is φ = 230146080.

The previous prime is 345343013. The next prime is 345343027. The reversal of 345343023 is 320343543.

It is a happy number.

It is not a de Polignac number, because 345343023 - 2¹⁰ = 345341999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345343027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29986 + ... + 39872.

It is an arithmetic number, because the mean of its divisors is an integer number (41583984).

Almost surely, 2^345343023 is an apocalyptic number.

345343023 is a deficient number, since it is larger than the sum of its proper divisors (153664785).

345343023 is a wasteful number, since it uses less digits than its factorization.

345343023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13774 (or 13771 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 27.

The square root of 345343023 is about 18583.4071956679. The cubic root of 345343023 is about 701.5902776286.

Adding to 345343023 its reverse (320343543), we get a palindrome (665686566).

The spelling of 345343023 in words is "three hundred forty-five million, three hundred forty-three thousand, twenty-three".