1311255006411 has 8 divisors (see below), whose sum is σ = 1998102866944. Its totient is φ = 749288575080.

The previous prime is 1311255006367. The next prime is 1311255006431. The reversal of 1311255006411 is 1146005521131.

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

It is not a de Polignac number, because 1311255006411 - 2¹¹ = 1311255004363 is a prime.

It is a super-2 number, since 2×1311255006411² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1311255006431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31220357275 + ... + 31220357316.

It is an arithmetic number, because the mean of its divisors is an integer number (249762858368).

Almost surely, 2^{1311255006411} is an apocalyptic number.

1311255006411 is a deficient number, since it is larger than the sum of its proper divisors (686847860533).

1311255006411 is an equidigital number, since it uses as much as digits as its factorization.

1311255006411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62440714601.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 1311255006411 in words is "one trillion, three hundred eleven billion, two hundred fifty-five million, six thousand, four hundred eleven".