1259059796945 has 4 divisors (see below), whose sum is σ = 1510871756340. Its totient is φ = 1007247837552.

The previous prime is 1259059796933. The next prime is 1259059796959. The reversal of 1259059796945 is 5496979509521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 801997264849 + 457062532096 = 895543^2 + 676064^2 .

It is a cyclic number.

It is not a de Polignac number, because 1259059796945 - 2³² = 1254764829649 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125905979690 + ... + 125905979699.

It is an arithmetic number, because the mean of its divisors is an integer number (377717939085).

Almost surely, 2^{1259059796945} is an apocalyptic number.

It is an amenable number.

1259059796945 is a deficient number, since it is larger than the sum of its proper divisors (251811959395).

1259059796945 is an equidigital number, since it uses as much as digits as its factorization.

1259059796945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251811959394.

The product of its (nonzero) digits is 275562000, while the sum is 71.

The spelling of 1259059796945 in words is "one trillion, two hundred fifty-nine billion, fifty-nine million, seven hundred ninety-six thousand, nine hundred forty-five".