1294432173841 has 2 divisors, whose sum is σ = 1294432173842. Its totient is φ = 1294432173840.

The previous prime is 1294432173823. The next prime is 1294432173857. The reversal of 1294432173841 is 1483712344921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 754589306241 + 539842867600 = 868671^2 + 734740^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1294432173841 is a prime.

It is not a weakly prime, because it can be changed into another prime (1294432176841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 647216086920 + 647216086921.

It is an arithmetic number, because the mean of its divisors is an integer number (647216086921).

Almost surely, 2^{1294432173841} is an apocalyptic number.

It is an amenable number.

1294432173841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1294432173841 is an equidigital number, since it uses as much as digits as its factorization.

1294432173841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 49.

The spelling of 1294432173841 in words is "one trillion, two hundred ninety-four billion, four hundred thirty-two million, one hundred seventy-three thousand, eight hundred forty-one".