345033009 has 12 divisors (see below), whose sum is σ = 498708496. Its totient is φ = 229870872.

The previous prime is 345032971. The next prime is 345033043. The reversal of 345033009 is 900330543.

It is not a de Polignac number, because 345033009 - 2¹² = 345028913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345033079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2862 + ... + 26424.

Almost surely, 2^345033009 is an apocalyptic number.

It is an amenable number.

345033009 is a deficient number, since it is larger than the sum of its proper divisors (153675487).

345033009 is a wasteful number, since it uses less digits than its factorization.

345033009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25196 (or 25193 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 345033009 is about 18575.0641721637. The cubic root of 345033009 is about 701.3802758716.

The spelling of 345033009 in words is "three hundred forty-five million, thirty-three thousand, nine".