1346720471507 has 2 divisors, whose sum is σ = 1346720471508. Its totient is φ = 1346720471506.

The previous prime is 1346720471489. The next prime is 1346720471587. The reversal of 1346720471507 is 7051740276431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1346720471507 - 2²⁰ = 1346719422931 is a prime.

It is not a weakly prime, because it can be changed into another prime (1346720471587) 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, 673360235753 + 673360235754.

It is an arithmetic number, because the mean of its divisors is an integer number (673360235754).

Almost surely, 2^{1346720471507} is an apocalyptic number.

1346720471507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1346720471507 is an equidigital number, since it uses as much as digits as its factorization.

1346720471507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 1346720471507 in words is "one trillion, three hundred forty-six billion, seven hundred twenty million, four hundred seventy-one thousand, five hundred seven".