1134665885 has 8 divisors (see below), whose sum is σ = 1361961816. Its totient is φ = 907490880.

The previous prime is 1134665863. The next prime is 1134665887. The reversal of 1134665885 is 5885664311.

It can be written as a sum of positive squares in 4 ways, for example, as 81468676 + 1053197209 = 9026^2 + 32453^2 .

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

It is a de Polignac number, because none of the positive numbers 2^k-1134665885 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1134665887) 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, 8114 + ... + 48323.

It is an arithmetic number, because the mean of its divisors is an integer number (170245227).

Almost surely, 2^1134665885 is an apocalyptic number.

It is an amenable number.

1134665885 is a deficient number, since it is larger than the sum of its proper divisors (227295931).

1134665885 is an equidigital number, since it uses as much as digits as its factorization.

1134665885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60463.

The product of its digits is 691200, while the sum is 47.

The square root of 1134665885 is about 33684.8019884339. The cubic root of 1134665885 is about 1043.0120658733.

The spelling of 1134665885 in words is "one billion, one hundred thirty-four million, six hundred sixty-five thousand, eight hundred eighty-five".