1345245513225 has 24 divisors (see below), whose sum is σ = 2240140267680. Its totient is φ = 712302654720.

The previous prime is 1345245513223. The next prime is 1345245513229. The reversal of 1345245513225 is 5223155425431.

It is not a de Polignac number, because 1345245513225 - 2¹ = 1345245513223 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1345245513223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64509744 + ... + 64530593.

It is an arithmetic number, because the mean of its divisors is an integer number (93339177820).

Almost surely, 2^{1345245513225} is an apocalyptic number.

1345245513225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1345245513225 is a deficient number, since it is larger than the sum of its proper divisors (894894754455).

1345245513225 is a wasteful number, since it uses less digits than its factorization.

1345245513225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129040489 (or 129040484 counting only the distinct ones).

The product of its digits is 720000, while the sum is 42.

The spelling of 1345245513225 in words is "one trillion, three hundred forty-five billion, two hundred forty-five million, five hundred thirteen thousand, two hundred twenty-five".