1345425044243 has 8 divisors (see below), whose sum is σ = 1538041216512. Its totient is φ = 1152912020616.

The previous prime is 1345425044209. The next prime is 1345425044251. The reversal of 1345425044243 is 3424405245431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1345425044243 - 2¹⁰ = 1345425043219 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 1345425044243.

It is not an unprimeable number, because it can be changed into a prime (1345425044263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25759205 + ... + 25811382.

It is an arithmetic number, because the mean of its divisors is an integer number (192255152064).

Almost surely, 2^{1345425044243} is an apocalyptic number.

1345425044243 is a deficient number, since it is larger than the sum of its proper divisors (192616172269).

1345425044243 is an equidigital number, since it uses as much as digits as its factorization.

1345425044243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51574321.

The product of its (nonzero) digits is 921600, while the sum is 41.

The spelling of 1345425044243 in words is "one trillion, three hundred forty-five billion, four hundred twenty-five million, forty-four thousand, two hundred forty-three".