1163166325 has 12 divisors (see below), whose sum is σ = 1444183360. Its totient is φ = 929334960.

The previous prime is 1163166313. The next prime is 1163166349. The reversal of 1163166325 is 5236613611.

It is not a de Polignac number, because 1163166325 - 2¹⁹ = 1162642037 is a prime.

It is a super-2 number, since 2×1163166325² = 2705911799228011250, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9885 + ... + 49234.

Almost surely, 2^1163166325 is an apocalyptic number.

It is an amenable number.

1163166325 is a deficient number, since it is larger than the sum of its proper divisors (281017035).

1163166325 is an equidigital number, since it uses as much as digits as its factorization.

1163166325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59916 (or 59911 counting only the distinct ones).

The product of its digits is 19440, while the sum is 34.

The square root of 1163166325 is about 34105.2243065487. The cubic root of 1163166325 is about 1051.6727155529.

Adding to 1163166325 its reverse (5236613611), we get a palindrome (6399779936).

The spelling of 1163166325 in words is "one billion, one hundred sixty-three million, one hundred sixty-six thousand, three hundred twenty-five".