1311433156135 has 8 divisors (see below), whose sum is σ = 1616252754816. Its totient is φ = 1020791213280.

The previous prime is 1311433156051. The next prime is 1311433156141. The reversal of 1311433156135 is 5316513341131.

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

It is not a de Polignac number, because 1311433156135 - 2²⁵ = 1311399601703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1311433156094 and 1311433156103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3544413751 + ... + 3544414120.

It is an arithmetic number, because the mean of its divisors is an integer number (202031594352).

Almost surely, 2^{1311433156135} is an apocalyptic number.

1311433156135 is a deficient number, since it is larger than the sum of its proper divisors (304819598681).

1311433156135 is an equidigital number, since it uses as much as digits as its factorization.

1311433156135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7088827913.

The product of its digits is 48600, while the sum is 37.

Adding to 1311433156135 its reverse (5316513341131), we get a palindrome (6627946497266).

The spelling of 1311433156135 in words is "one trillion, three hundred eleven billion, four hundred thirty-three million, one hundred fifty-six thousand, one hundred thirty-five".