10340991347 has 2 divisors, whose sum is σ = 10340991348. Its totient is φ = 10340991346.

The previous prime is 10340991317. The next prime is 10340991391. The reversal of 10340991347 is 74319904301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10340991347 - 2²⁸ = 10072555891 is a prime.

It is a super-2 number, since 2×10340991347² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10340991317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5170495673 + 5170495674.

It is an arithmetic number, because the mean of its divisors is an integer number (5170495674).

Almost surely, 2^10340991347 is an apocalyptic number.

10340991347 is a deficient number, since it is larger than the sum of its proper divisors (1).

10340991347 is an equidigital number, since it uses as much as digits as its factorization.

10340991347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

The spelling of 10340991347 in words is "ten billion, three hundred forty million, nine hundred ninety-one thousand, three hundred forty-seven".