1081725758205 has 16 divisors (see below), whose sum is σ = 1731239015040. Its totient is φ = 576761137088.

The previous prime is 1081725758203. The next prime is 1081725758209. The reversal of 1081725758205 is 5028575271801.

It is a cyclic number.

It is not a de Polignac number, because 1081725758205 - 2¹ = 1081725758203 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1081725758203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9898050 + ... + 10006739.

It is an arithmetic number, because the mean of its divisors is an integer number (108202438440).

Almost surely, 2^{1081725758205} is an apocalyptic number.

1081725758205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1081725758205 is a deficient number, since it is larger than the sum of its proper divisors (649513256835).

1081725758205 is a wasteful number, since it uses less digits than its factorization.

1081725758205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19908420.

The product of its (nonzero) digits is 1568000, while the sum is 51.

The spelling of 1081725758205 in words is "one trillion, eighty-one billion, seven hundred twenty-five million, seven hundred fifty-eight thousand, two hundred five".