1345254256303 has 4 divisors (see below), whose sum is σ = 1345256576008. Its totient is φ = 1345251936600.

The previous prime is 1345254256289. The next prime is 1345254256319. The reversal of 1345254256303 is 3036524525431.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1345254256303 - 2²⁵ = 1345220701871 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1345254256303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345254256363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577600 + ... + 1739002.

It is an arithmetic number, because the mean of its divisors is an integer number (336314144002).

Almost surely, 2^{1345254256303} is an apocalyptic number.

1345254256303 is a deficient number, since it is larger than the sum of its proper divisors (2319705).

1345254256303 is a wasteful number, since it uses less digits than its factorization.

1345254256303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319704.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 1345254256303 in words is "one trillion, three hundred forty-five billion, two hundred fifty-four million, two hundred fifty-six thousand, three hundred three".