1136131161 has 64 divisors (see below), whose sum is σ = 1789599744. Its totient is φ = 634233600.

The previous prime is 1136131159. The next prime is 1136131177. The reversal of 1136131161 is 1611316311.

It is not a de Polignac number, because 1136131161 - 2¹ = 1136131159 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1136131151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2453616 + ... + 2454078.

It is an arithmetic number, because the mean of its divisors is an integer number (27962496).

Almost surely, 2^1136131161 is an apocalyptic number.

1136131161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1136131161 is a deficient number, since it is larger than the sum of its proper divisors (653468583).

1136131161 is a wasteful number, since it uses less digits than its factorization.

1136131161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614.

The product of its digits is 324, while the sum is 24.

The square root of 1136131161 is about 33706.5447799088. The cubic root of 1136131161 is about 1043.4608450165.

Adding to 1136131161 its reverse (1611316311), we get a palindrome (2747447472).

The spelling of 1136131161 in words is "one billion, one hundred thirty-six million, one hundred thirty-one thousand, one hundred sixty-one".