10344031391 has 2 divisors, whose sum is σ = 10344031392. Its totient is φ = 10344031390.

The previous prime is 10344031387. The next prime is 10344031441. The reversal of 10344031391 is 19313044301.

10344031391 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10344031391 - 2² = 10344031387 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10344001391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5172015695 + 5172015696.

It is an arithmetic number, because the mean of its divisors is an integer number (5172015696).

Almost surely, 2^10344031391 is an apocalyptic number.

10344031391 is a deficient number, since it is larger than the sum of its proper divisors (1).

10344031391 is an equidigital number, since it uses as much as digits as its factorization.

10344031391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

Adding to 10344031391 its reverse (19313044301), we get a palindrome (29657075692).

The spelling of 10344031391 in words is "ten billion, three hundred forty-four million, thirty-one thousand, three hundred ninety-one".