345175945 has 8 divisors (see below), whose sum is σ = 436011840. Its totient is φ = 261606960.

The previous prime is 345175937. The next prime is 345175991. The reversal of 345175945 is 549571543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 345175945 - 2³ = 345175937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1816621 + ... + 1816810.

It is an arithmetic number, because the mean of its divisors is an integer number (54501480).

Almost surely, 2^345175945 is an apocalyptic number.

It is an amenable number.

345175945 is a deficient number, since it is larger than the sum of its proper divisors (90835895).

345175945 is a wasteful number, since it uses less digits than its factorization.

345175945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3633455.

The product of its digits is 378000, while the sum is 43.

The square root of 345175945 is about 18578.9112974900. The cubic root of 345175945 is about 701.4771155438.

The spelling of 345175945 in words is "three hundred forty-five million, one hundred seventy-five thousand, nine hundred forty-five".