1135565233 has 16 divisors (see below), whose sum is σ = 1270624320. Its totient is φ = 1005875200.

The previous prime is 1135565231. The next prime is 1135565239. The reversal of 1135565233 is 3325655311.

It is not a de Polignac number, because 1135565233 - 2¹ = 1135565231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1135565231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 634566 + ... + 636352.

It is an arithmetic number, because the mean of its divisors is an integer number (79414020).

Almost surely, 2^1135565233 is an apocalyptic number.

It is an amenable number.

1135565233 is a deficient number, since it is larger than the sum of its proper divisors (135059087).

1135565233 is a wasteful number, since it uses less digits than its factorization.

1135565233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3248.

The product of its digits is 40500, while the sum is 34.

The square root of 1135565233 is about 33698.1488067223. The cubic root of 1135565233 is about 1043.2875605088.

The spelling of 1135565233 in words is "one billion, one hundred thirty-five million, five hundred sixty-five thousand, two hundred thirty-three".