1347793031951 has 2 divisors, whose sum is σ = 1347793031952. Its totient is φ = 1347793031950.

The previous prime is 1347793031941. The next prime is 1347793031953. The reversal of 1347793031951 is 1591303977431.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1347793031951 is a prime.

Together with 1347793031953, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1347793031893 and 1347793031902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1347793031953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 673896515975 + 673896515976.

It is an arithmetic number, because the mean of its divisors is an integer number (673896515976).

Almost surely, 2^{1347793031951} is an apocalyptic number.

1347793031951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1347793031951 is an equidigital number, since it uses as much as digits as its factorization.

1347793031951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2143260, while the sum is 53.

The spelling of 1347793031951 in words is "one trillion, three hundred forty-seven billion, seven hundred ninety-three million, thirty-one thousand, nine hundred fifty-one".