1293208443671 has 2 divisors, whose sum is σ = 1293208443672. Its totient is φ = 1293208443670.

The previous prime is 1293208443629. The next prime is 1293208443689. The reversal of 1293208443671 is 1763448023921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1293208443671 - 2²² = 1293204249367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1293208445671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 646604221835 + 646604221836.

It is an arithmetic number, because the mean of its divisors is an integer number (646604221836).

Almost surely, 2^{1293208443671} is an apocalyptic number.

1293208443671 is a deficient number, since it is larger than the sum of its proper divisors (1).

1293208443671 is an equidigital number, since it uses as much as digits as its factorization.

1293208443671 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 1293208443671 in words is "one trillion, two hundred ninety-three billion, two hundred eight million, four hundred forty-three thousand, six hundred seventy-one".