1310051521447 has 2 divisors, whose sum is σ = 1310051521448. Its totient is φ = 1310051521446.

The previous prime is 1310051521439. The next prime is 1310051521547. The reversal of 1310051521447 is 7441251500131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1310051521447 - 2³ = 1310051521439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1310051521547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655025760723 + 655025760724.

It is an arithmetic number, because the mean of its divisors is an integer number (655025760724).

Almost surely, 2^{1310051521447} is an apocalyptic number.

1310051521447 is a deficient number, since it is larger than the sum of its proper divisors (1).

1310051521447 is an equidigital number, since it uses as much as digits as its factorization.

1310051521447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 1310051521447 in words is "one trillion, three hundred ten billion, fifty-one million, five hundred twenty-one thousand, four hundred forty-seven".