1146161153 has 4 divisors (see below), whose sum is σ = 1146339588. Its totient is φ = 1145982720.

The previous prime is 1146161141. The next prime is 1146161179. The reversal of 1146161153 is 3511616411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3511616411 = 739 ⋅4751849.

It can be written as a sum of positive squares in 2 ways, for example, as 70845889 + 1075315264 = 8417^2 + 32792^2 .

It is a cyclic number.

It is not a de Polignac number, because 1146161153 - 2⁶ = 1146161089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146161183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79208 + ... + 92553.

It is an arithmetic number, because the mean of its divisors is an integer number (286584897).

Almost surely, 2^1146161153 is an apocalyptic number.

It is an amenable number.

1146161153 is a deficient number, since it is larger than the sum of its proper divisors (178435).

1146161153 is an equidigital number, since it uses as much as digits as its factorization.

1146161153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178434.

The product of its digits is 2160, while the sum is 29.

The square root of 1146161153 is about 33855.0018904150. The cubic root of 1146161153 is about 1046.5224797097.

Adding to 1146161153 its reverse (3511616411), we get a palindrome (4657777564).

The spelling of 1146161153 in words is "one billion, one hundred forty-six million, one hundred sixty-one thousand, one hundred fifty-three".