345171325 has 6 divisors (see below), whose sum is σ = 428012474. Its totient is φ = 276137040.

The previous prime is 345171317. The next prime is 345171331. The reversal of 345171325 is 523171543.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 29241 + 345142084 = 171^2 + 18578^2 .

It is not a de Polignac number, because 345171325 - 2³ = 345171317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6903402 + ... + 6903451.

Almost surely, 2^345171325 is an apocalyptic number.

It is an amenable number.

345171325 is a deficient number, since it is larger than the sum of its proper divisors (82841149).

345171325 is a wasteful number, since it uses less digits than its factorization.

345171325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13806863 (or 13806858 counting only the distinct ones).

The product of its digits is 12600, while the sum is 31.

The square root of 345171325 is about 18578.7869625549. The cubic root of 345171325 is about 701.4739858948.

The spelling of 345171325 in words is "three hundred forty-five million, one hundred seventy-one thousand, three hundred twenty-five".