1345303225 has 12 divisors (see below), whose sum is σ = 1906487104. Its totient is φ = 922493520.

The previous prime is 1345303217. The next prime is 1345303277. The reversal of 1345303225 is 5223035431.

It is not a de Polignac number, because 1345303225 - 2³ = 1345303217 is a prime.

It is a super-3 number, since 3×1345303225³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1345303193 and 1345303202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3843549 + ... + 3843898.

Almost surely, 2^1345303225 is an apocalyptic number.

It is an amenable number.

1345303225 is a deficient number, since it is larger than the sum of its proper divisors (561183879).

1345303225 is an equidigital number, since it uses as much as digits as its factorization.

1345303225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7687464 (or 7687459 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 1345303225 is about 36678.3754411233. The cubic root of 1345303225 is about 1103.9262516483.

Adding to 1345303225 its reverse (5223035431), we get a palindrome (6568338656).

The spelling of 1345303225 in words is "one billion, three hundred forty-five million, three hundred three thousand, two hundred twenty-five".