1311436606245 has 8 divisors (see below), whose sum is σ = 2098298570016. Its totient is φ = 699432856656.

The previous prime is 1311436606223. The next prime is 1311436606247. The reversal of 1311436606245 is 5426066341131.

It is a happy number.

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

It is not a de Polignac number, because 1311436606245 - 2⁴⁰ = 211924978469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1311436606197 and 1311436606206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1311436606247) 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, 43714553527 + ... + 43714553556.

It is an arithmetic number, because the mean of its divisors is an integer number (262287321252).

Almost surely, 2^{1311436606245} is an apocalyptic number.

1311436606245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1311436606245 is a deficient number, since it is larger than the sum of its proper divisors (786861963771).

1311436606245 is an equidigital number, since it uses as much as digits as its factorization.

1311436606245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87429107091.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 1311436606245 in words is "one trillion, three hundred eleven billion, four hundred thirty-six million, six hundred six thousand, two hundred forty-five".