345563125 has 20 divisors (see below), whose sum is σ = 432986400. Its totient is φ = 275702000.

The previous prime is 345563087. The next prime is 345563137. The reversal of 345563125 is 521365543.

It is not a de Polignac number, because 345563125 - 2²¹ = 343465973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 411456 + ... + 412294.

It is an arithmetic number, because the mean of its divisors is an integer number (21649320).

Almost surely, 2^345563125 is an apocalyptic number.

It is an amenable number.

345563125 is a deficient number, since it is larger than the sum of its proper divisors (87423275).

345563125 is an frugal number, since it uses more digits than its factorization.

345563125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518 (or 1503 counting only the distinct ones).

The product of its digits is 54000, while the sum is 34.

The square root of 345563125 is about 18589.3282557493. The cubic root of 345563125 is about 701.7392972199.

The spelling of 345563125 in words is "three hundred forty-five million, five hundred sixty-three thousand, one hundred twenty-five".