1164011365 has 16 divisors (see below), whose sum is σ = 1538891136. Its totient is φ = 838168000.

The previous prime is 1164011357. The next prime is 1164011399. The reversal of 1164011365 is 5631104611.

It is not a de Polignac number, because 1164011365 - 2³ = 1164011357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99217 + ... + 110326.

It is an arithmetic number, because the mean of its divisors is an integer number (96180696).

Almost surely, 2^1164011365 is an apocalyptic number.

It is an amenable number.

1164011365 is a deficient number, since it is larger than the sum of its proper divisors (374879771).

1164011365 is a wasteful number, since it uses less digits than its factorization.

1164011365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209660.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1164011365 is about 34117.6107750821. The cubic root of 1164011365 is about 1051.9273338778.

Adding to 1164011365 its reverse (5631104611), we get a palindrome (6795115976).

It can be divided in two parts, 11640 and 11365, that added together give a triangular number (23005 = T₂₁₄).

The spelling of 1164011365 in words is "one billion, one hundred sixty-four million, eleven thousand, three hundred sixty-five".