1136652161 has 4 divisors (see below), whose sum is σ = 1136877312. Its totient is φ = 1136427012.

The previous prime is 1136652137. The next prime is 1136652191. The reversal of 1136652161 is 1612566311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1612566311 = 157 ⋅10271123.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1136652161 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1136652131) 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 3 ways as a sum of consecutive naturals, for example, 104825 + ... + 115158.

It is an arithmetic number, because the mean of its divisors is an integer number (284219328).

Almost surely, 2^1136652161 is an apocalyptic number.

It is an amenable number.

1136652161 is a deficient number, since it is larger than the sum of its proper divisors (225151).

1136652161 is an equidigital number, since it uses as much as digits as its factorization.

1136652161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225150.

The product of its digits is 6480, while the sum is 32.

The square root of 1136652161 is about 33714.2723634961. The cubic root of 1136652161 is about 1043.6203219149.

The spelling of 1136652161 in words is "one billion, one hundred thirty-six million, six hundred fifty-two thousand, one hundred sixty-one".