313440115847 has 2 divisors, whose sum is σ = 313440115848. Its totient is φ = 313440115846.

The previous prime is 313440115777. The next prime is 313440115889. The reversal of 313440115847 is 748511044313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313440115847 - 2¹⁴ = 313440099463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313440115147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156720057923 + 156720057924.

It is an arithmetic number, because the mean of its divisors is an integer number (156720057924).

Almost surely, 2^313440115847 is an apocalyptic number.

313440115847 is a deficient number, since it is larger than the sum of its proper divisors (1).

313440115847 is an equidigital number, since it uses as much as digits as its factorization.

313440115847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 41.

The spelling of 313440115847 in words is "three hundred thirteen billion, four hundred forty million, one hundred fifteen thousand, eight hundred forty-seven".