1345311455225 has 6 divisors (see below), whose sum is σ = 1668186204510. Its totient is φ = 1076249164160.

The previous prime is 1345311455221. The next prime is 1345311455231. The reversal of 1345311455225 is 5225541135431.

It can be written as a sum of positive squares in 3 ways, for example, as 2932005904 + 1342379449321 = 54148^2 + 1158611^2 .

It is not a de Polignac number, because 1345311455225 - 2² = 1345311455221 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1345311455221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26906229080 + ... + 26906229129.

It is an arithmetic number, because the mean of its divisors is an integer number (278031034085).

Almost surely, 2^{1345311455225} is an apocalyptic number.

It is an amenable number.

1345311455225 is a deficient number, since it is larger than the sum of its proper divisors (322874749285).

1345311455225 is an equidigital number, since it uses as much as digits as its factorization.

1345311455225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53812458219 (or 53812458214 counting only the distinct ones).

The product of its digits is 360000, while the sum is 41.

The spelling of 1345311455225 in words is "one trillion, three hundred forty-five billion, three hundred eleven million, four hundred fifty-five thousand, two hundred twenty-five".