345303525 has 36 divisors (see below), whose sum is σ = 653264736. Its totient is φ = 157658400.

The previous prime is 345303481. The next prime is 345303559. The reversal of 345303525 is 525303543.

It is not a de Polignac number, because 345303525 - 2²¹ = 343206373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345303492 and 345303501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 425370 + ... + 426180.

Almost surely, 2^345303525 is an apocalyptic number.

345303525 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

345303525 is a deficient number, since it is larger than the sum of its proper divisors (307961211).

345303525 is an frugal number, since it uses more digits than its factorization.

345303525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1642 (or 826 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 30.

The square root of 345303525 is about 18582.3444430459. The cubic root of 345303525 is about 701.5635288914.

The spelling of 345303525 in words is "three hundred forty-five million, three hundred three thousand, five hundred twenty-five".