1311342023041 has 4 divisors (see below), whose sum is σ = 1368356893632. Its totient is φ = 1254327152452.

The previous prime is 1311342023027. The next prime is 1311342023051. The reversal of 1311342023041 is 1403202431131.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1311342023041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1311342022997 and 1311342023015.

It is not an unprimeable number, because it can be changed into a prime (1311342023051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28507435261 + ... + 28507435306.

It is an arithmetic number, because the mean of its divisors is an integer number (342089223408).

Almost surely, 2^{1311342023041} is an apocalyptic number.

It is an amenable number.

1311342023041 is a deficient number, since it is larger than the sum of its proper divisors (57014870591).

1311342023041 is an equidigital number, since it uses as much as digits as its factorization.

1311342023041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57014870590.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1311342023041 its reverse (1403202431131), we get a palindrome (2714544454172).

The spelling of 1311342023041 in words is "one trillion, three hundred eleven billion, three hundred forty-two million, twenty-three thousand, forty-one".