1165536769 has 8 divisors (see below), whose sum is σ = 1178009568. Its totient is φ = 1153093440.

The previous prime is 1165536763. The next prime is 1165536793. The reversal of 1165536769 is 9676355611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1165536769 - 2¹⁷ = 1165405697 is a prime.

It is a super-2 number, since 2×1165536769² = 2716951919781918722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1165536763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77289 + ... + 91129.

It is an arithmetic number, because the mean of its divisors is an integer number (147251196).

Almost surely, 2^1165536769 is an apocalyptic number.

It is an amenable number.

1165536769 is a deficient number, since it is larger than the sum of its proper divisors (12472799).

1165536769 is a wasteful number, since it uses less digits than its factorization.

1165536769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14735.

The product of its digits is 1020600, while the sum is 49.

The square root of 1165536769 is about 34139.9585383462. The cubic root of 1165536769 is about 1052.3866403150.

The spelling of 1165536769 in words is "one billion, one hundred sixty-five million, five hundred thirty-six thousand, seven hundred sixty-nine".