1136481565 has 16 divisors (see below), whose sum is σ = 1372121856. Its totient is φ = 903640000.

The previous prime is 1136481553. The next prime is 1136481571. The reversal of 1136481565 is 5651846311.

It is not a de Polignac number, because 1136481565 - 2⁹ = 1136481053 is a prime.

It is a Duffinian 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 15 ways as a sum of consecutive naturals, for example, 1029804 + ... + 1030906.

It is an arithmetic number, because the mean of its divisors is an integer number (85757616).

Almost surely, 2^1136481565 is an apocalyptic number.

It is an amenable number.

1136481565 is a deficient number, since it is larger than the sum of its proper divisors (235640291).

1136481565 is a wasteful number, since it uses less digits than its factorization.

1136481565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2180.

The product of its digits is 86400, while the sum is 40.

The square root of 1136481565 is about 33711.7422421328. The cubic root of 1136481565 is about 1043.5681082397.

It can be divided in two parts, 11364 and 81565, that added together give a palindrome (92929).

The spelling of 1136481565 in words is "one billion, one hundred thirty-six million, four hundred eighty-one thousand, five hundred sixty-five".