345122173 has 8 divisors (see below), whose sum is σ = 381655296. Its totient is φ = 309448800.

The previous prime is 345122161. The next prime is 345122177. The reversal of 345122173 is 371221543.

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

It is a cyclic number.

It is not a de Polignac number, because 345122173 - 2⁹ = 345121661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345122177) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214093 + ... + 215698.

It is an arithmetic number, because the mean of its divisors is an integer number (47706912).

Almost surely, 2^345122173 is an apocalyptic number.

It is an amenable number.

345122173 is a deficient number, since it is larger than the sum of its proper divisors (36533123).

345122173 is a wasteful number, since it uses less digits than its factorization.

345122173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429875.

The product of its digits is 5040, while the sum is 28.

The square root of 345122173 is about 18577.4641165042. The cubic root of 345122173 is about 701.4406879510.

The spelling of 345122173 in words is "three hundred forty-five million, one hundred twenty-two thousand, one hundred seventy-three".