1073220545279 has 2 divisors, whose sum is σ = 1073220545280. Its totient is φ = 1073220545278.

The previous prime is 1073220545269. The next prime is 1073220545323. The reversal of 1073220545279 is 9725450223701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1073220545279 - 2²⁰ = 1073219496703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1073220545269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 536610272639 + 536610272640.

It is an arithmetic number, because the mean of its divisors is an integer number (536610272640).

Almost surely, 2^{1073220545279} is an apocalyptic number.

1073220545279 is a deficient number, since it is larger than the sum of its proper divisors (1).

1073220545279 is an equidigital number, since it uses as much as digits as its factorization.

1073220545279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1058400, while the sum is 47.

The spelling of 1073220545279 in words is "one trillion, seventy-three billion, two hundred twenty million, five hundred forty-five thousand, two hundred seventy-nine".