1311144100133 has 8 divisors (see below), whose sum is σ = 1498469189952. Its totient is φ = 1123823707776.

The previous prime is 1311144100121. The next prime is 1311144100141. The reversal of 1311144100133 is 3310014411131.

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

It is not a de Polignac number, because 1311144100133 - 2⁶ = 1311144100069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1311144100099 and 1311144100108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311144100183) 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, 554435 + ... + 1711632.

It is an arithmetic number, because the mean of its divisors is an integer number (187308648744).

Almost surely, 2^{1311144100133} is an apocalyptic number.

It is an amenable number.

1311144100133 is a deficient number, since it is larger than the sum of its proper divisors (187325089819).

1311144100133 is an equidigital number, since it uses as much as digits as its factorization.

1311144100133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348731.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 1311144100133 its reverse (3310014411131), we get a palindrome (4621158511264).

The spelling of 1311144100133 in words is "one trillion, three hundred eleven billion, one hundred forty-four million, one hundred thousand, one hundred thirty-three".