1311134853 has 16 divisors (see below), whose sum is σ = 2013175296. Its totient is φ = 743499120.

The previous prime is 1311134831. The next prime is 1311134857. The reversal of 1311134853 is 3584311131.

It is not a de Polignac number, because 1311134853 - 2⁵ = 1311134821 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1311134853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311134857) 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 15 ways as a sum of consecutive naturals, for example, 235551 + ... + 241052.

It is an arithmetic number, because the mean of its divisors is an integer number (125823456).

Almost surely, 2^1311134853 is an apocalyptic number.

It is an amenable number.

1311134853 is a deficient number, since it is larger than the sum of its proper divisors (702040443).

1311134853 is a wasteful number, since it uses less digits than its factorization.

1311134853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476744.

The product of its digits is 4320, while the sum is 30.

The square root of 1311134853 is about 36209.5961452210. The cubic root of 1311134853 is about 1094.5000540863.

Adding to 1311134853 its reverse (3584311131), we get a palindrome (4895445984).

The spelling of 1311134853 in words is "one billion, three hundred eleven million, one hundred thirty-four thousand, eight hundred fifty-three".