1311196138253 has 8 divisors (see below), whose sum is σ = 1331832842496. Its totient is φ = 1290619688400.

The previous prime is 1311196138237. The next prime is 1311196138267. The reversal of 1311196138253 is 3528316911131.

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

It is a cyclic number.

It is not a de Polignac number, because 1311196138253 - 2⁴ = 1311196138237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311196138223) 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, 15019733 + ... + 15106778.

It is an arithmetic number, because the mean of its divisors is an integer number (166479105312).

Almost surely, 2^{1311196138253} is an apocalyptic number.

It is an amenable number.

1311196138253 is a deficient number, since it is larger than the sum of its proper divisors (20636704243).

1311196138253 is an equidigital number, since it uses as much as digits as its factorization.

1311196138253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30127195.

The product of its digits is 116640, while the sum is 44.

The spelling of 1311196138253 in words is "one trillion, three hundred eleven billion, one hundred ninety-six million, one hundred thirty-eight thousand, two hundred fifty-three".