1313233110247 has 2 divisors, whose sum is σ = 1313233110248. Its totient is φ = 1313233110246.

The previous prime is 1313233110197. The next prime is 1313233110269. The reversal of 1313233110247 is 7420113323131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1313233110247 - 2¹⁵ = 1313233077479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313213110247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656616555123 + 656616555124.

It is an arithmetic number, because the mean of its divisors is an integer number (656616555124).

Almost surely, 2^{1313233110247} is an apocalyptic number.

1313233110247 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313233110247 is an equidigital number, since it uses as much as digits as its factorization.

1313233110247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 31.

Adding to 1313233110247 its reverse (7420113323131), we get a palindrome (8733346433378).

The spelling of 1313233110247 in words is "one trillion, three hundred thirteen billion, two hundred thirty-three million, one hundred ten thousand, two hundred forty-seven".