1081741336445 has 36 divisors (see below), whose sum is σ = 1659776953212. Its totient is φ = 674332243200.

The previous prime is 1081741336439. The next prime is 1081741336553. The reversal of 1081741336445 is 5446331471801.

It can be written as a sum of positive squares in 2 ways, for example, as 475246163161 + 606495173284 = 689381^2 + 778778^2 .

It is not a de Polignac number, because 1081741336445 - 2¹⁰ = 1081741335421 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1081741336445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18215276 + ... + 18274565.

It is an arithmetic number, because the mean of its divisors is an integer number (46104915367).

Almost surely, 2^{1081741336445} is an apocalyptic number.

It is an amenable number.

1081741336445 is a deficient number, since it is larger than the sum of its proper divisors (578035616767).

1081741336445 is a wasteful number, since it uses less digits than its factorization.

1081741336445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36489882 (or 36489864 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 47.

The spelling of 1081741336445 in words is "one trillion, eighty-one billion, seven hundred forty-one million, three hundred thirty-six thousand, four hundred forty-five".