1559948542441 has 3 divisors (see below), whose sum is σ = 1559949791421. Its totient is φ = 1559947293462.

The previous prime is 1559948542381. The next prime is 1559948542519. The reversal of 1559948542441 is 1442458499551.

The square root of 1559948542441 is 1248979.

It is a perfect power (a square), and thus also a powerful number.

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 not a de Polignac number, because 1559948542441 - 2¹¹ = 1559948540393 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 1559948542441.

It is not an unprimeable number, because it can be changed into a prime (1559948543441) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 624490 + ... + 1873468.

It is an arithmetic number, because the mean of its divisors is an integer number (519983263807).

Almost surely, 2^{1559948542441} is an apocalyptic number.

1559948542441 is the 1248979-th square number.

1559948542441 is the 624490-th centered octagonal number.

It is an amenable number.

1559948542441 is a deficient number, since it is larger than the sum of its proper divisors (1248980).

1559948542441 is an frugal number, since it uses more digits than its factorization.

1559948542441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2497958 (or 1248979 counting only the distinct ones).

The product of its digits is 41472000, while the sum is 61.

The spelling of 1559948542441 in words is "one trillion, five hundred fifty-nine billion, nine hundred forty-eight million, five hundred forty-two thousand, four hundred forty-one".