1153165283 has 4 divisors (see below), whose sum is σ = 1203302928. Its totient is φ = 1103027640.

The previous prime is 1153165259. The next prime is 1153165331. The reversal of 1153165283 is 3825613511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1153165283 - 2³⁰ = 79423459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1153165213) 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, 25068788 + ... + 25068833.

It is an arithmetic number, because the mean of its divisors is an integer number (300825732).

Almost surely, 2^1153165283 is an apocalyptic number.

1153165283 is a deficient number, since it is larger than the sum of its proper divisors (50137645).

1153165283 is an equidigital number, since it uses as much as digits as its factorization.

1153165283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50137644.

The product of its digits is 21600, while the sum is 35.

The square root of 1153165283 is about 33958.2873979239. The cubic root of 1153165283 is about 1048.6498998440.

Adding to 1153165283 its reverse (3825613511), we get a palindrome (4978778794).

The spelling of 1153165283 in words is "one billion, one hundred fifty-three million, one hundred sixty-five thousand, two hundred eighty-three".