1311456133406 has 8 divisors (see below), whose sum is σ = 1967465609184. Its totient is φ = 655634263680.

The previous prime is 1311456133367. The next prime is 1311456133417. The reversal of 1311456133406 is 6043316541131.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1311456133406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46884035 + ... + 46911998.

It is an arithmetic number, because the mean of its divisors is an integer number (245933201148).

Almost surely, 2^{1311456133406} is an apocalyptic number.

1311456133406 is a deficient number, since it is larger than the sum of its proper divisors (656009475778).

1311456133406 is an equidigital number, since it uses as much as digits as its factorization.

1311456133406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93803026.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 1311456133406 in words is "one trillion, three hundred eleven billion, four hundred fifty-six million, one hundred thirty-three thousand, four hundred six".