1330279478741 has 2 divisors, whose sum is σ = 1330279478742. Its totient is φ = 1330279478740.

The previous prime is 1330279478729. The next prime is 1330279478779. The reversal of 1330279478741 is 1478749720331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 916335220516 + 413944258225 = 957254^2 + 643385^2 .

It is a cyclic number.

It is not a de Polignac number, because 1330279478741 - 2¹⁰ = 1330279477717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1330279478441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665139739370 + 665139739371.

It is an arithmetic number, because the mean of its divisors is an integer number (665139739371).

Almost surely, 2^{1330279478741} is an apocalyptic number.

It is an amenable number.

1330279478741 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330279478741 is an equidigital number, since it uses as much as digits as its factorization.

1330279478741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7112448, while the sum is 56.

The spelling of 1330279478741 in words is "one trillion, three hundred thirty billion, two hundred seventy-nine million, four hundred seventy-eight thousand, seven hundred forty-one".