1311052531119 has 8 divisors (see below), whose sum is σ = 1777698347520. Its totient is φ = 859220867736.

The previous prime is 1311052531111. The next prime is 1311052531163. The reversal of 1311052531119 is 9111352501131.

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

It is not a de Polignac number, because 1311052531119 - 2³ = 1311052531111 is a prime.

It is a super-2 number, since 2×1311052531119² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1311052531119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311052531111) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3703538047 + ... + 3703538400.

It is an arithmetic number, because the mean of its divisors is an integer number (222212293440).

Almost surely, 2^{1311052531119} is an apocalyptic number.

1311052531119 is a deficient number, since it is larger than the sum of its proper divisors (466645816401).

1311052531119 is an equidigital number, since it uses as much as digits as its factorization.

1311052531119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7407076509.

The product of its (nonzero) digits is 4050, while the sum is 33.

The spelling of 1311052531119 in words is "one trillion, three hundred eleven billion, fifty-two million, five hundred thirty-one thousand, one hundred nineteen".