1169934273225 has 27 divisors (see below), whose sum is σ = 2095511336373. Its totient is φ = 623956292640.

The previous prime is 1169934273223. The next prime is 1169934273229. The reversal of 1169934273225 is 5223724399611.

It is a happy number.

The square root of 1169934273225 is 1081635.

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

1169934273225 is a `hidden beast` number, since 1 + 1 + 6 + 9 + 9 + 342 + 73 + 225 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1874803401 + 1168059469824 = 43299^2 + 1080768^2 .

It is not a de Polignac number, because 1169934273225 - 2¹ = 1169934273223 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1169934273223) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 16188471 + ... + 16260579.

Almost surely, 2^{1169934273225} is an apocalyptic number.

1169934273225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1169934273225 is the 1081635-th square number.

1169934273225 is the 540818-th centered octagonal number.

It is an amenable number.

1169934273225 is a deficient number, since it is larger than the sum of its proper divisors (925577063148).

1169934273225 is an frugal number, since it uses more digits than its factorization.

1169934273225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144234 (or 72117 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The spelling of 1169934273225 in words is "one trillion, one hundred sixty-nine billion, nine hundred thirty-four million, two hundred seventy-three thousand, two hundred twenty-five".