1135237565 has 32 divisors (see below), whose sum is σ = 1772292096. Its totient is φ = 676906560.

The previous prime is 1135237549. The next prime is 1135237601. The reversal of 1135237565 is 5657325311.

It is not a de Polignac number, because 1135237565 - 2⁴ = 1135237549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 55247 + ... + 72956.

It is an arithmetic number, because the mean of its divisors is an integer number (55384128).

Almost surely, 2^1135237565 is an apocalyptic number.

It is an amenable number.

1135237565 is a deficient number, since it is larger than the sum of its proper divisors (637054531).

1135237565 is a wasteful number, since it uses less digits than its factorization.

1135237565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128249.

The product of its digits is 94500, while the sum is 38.

The square root of 1135237565 is about 33693.2866458587. The cubic root of 1135237565 is about 1043.1872037807.

The spelling of 1135237565 in words is "one billion, one hundred thirty-five million, two hundred thirty-seven thousand, five hundred sixty-five".