1355442707473 has 32 divisors (see below), whose sum is σ = 1528902777600. Its totient is φ = 1194077085696.

The previous prime is 1355442707461. The next prime is 1355442707477. The reversal of 1355442707473 is 3747072445531.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1355442707473 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 1355442707473.

It is not an unprimeable number, because it can be changed into a prime (1355442707477) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12373540 + ... + 12482602.

It is an arithmetic number, because the mean of its divisors is an integer number (47778211800).

Almost surely, 2^{1355442707473} is an apocalyptic number.

It is an amenable number.

1355442707473 is a deficient number, since it is larger than the sum of its proper divisors (173460070127).

1355442707473 is a wasteful number, since it uses less digits than its factorization.

1355442707473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109561.

The product of its (nonzero) digits is 9878400, while the sum is 52.

The spelling of 1355442707473 in words is "one trillion, three hundred fifty-five billion, four hundred forty-two million, seven hundred seven thousand, four hundred seventy-three".