1081107096169 has 3 divisors (see below), whose sum is σ = 1081108135933. Its totient is φ = 1081106056406.

The previous prime is 1081107096163. The next prime is 1081107096193. The reversal of 1081107096169 is 9616907011801.

The square root of 1081107096169 is 1039763.

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

1081107096169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1081107096169 - 2³ = 1081107096161 is a prime.

It is a super-2 number, since 2×1081107096169² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1081107096161) 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, 519882 + ... + 1559644.

Almost surely, 2^{1081107096169} is an apocalyptic number.

1081107096169 is the 1039763-rd square number.

1081107096169 is the 519882-nd centered octagonal number.

It is an amenable number.

1081107096169 is a deficient number, since it is larger than the sum of its proper divisors (1039764).

1081107096169 is an frugal number, since it uses more digits than its factorization.

1081107096169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2079526 (or 1039763 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 49.

Multiplying 1081107096169 by its sum of digits (49), we get a square (52974247712281 = 7278341²).

The spelling of 1081107096169 in words is "one trillion, eighty-one billion, one hundred seven million, ninety-six thousand, one hundred sixty-nine".