1306056625345 has 8 divisors (see below), whose sum is σ = 1567550018664. Its totient is φ = 1044657254784.

The previous prime is 1306056625319. The next prime is 1306056625351. The reversal of 1306056625345 is 5435266506031.

It can be written as a sum of positive squares in 4 ways, for example, as 247641588496 + 1058415036849 = 497636^2 + 1028793^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1306056625345 - 2⁹ = 1306056624833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1306056625295 and 1306056625304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23475124 + ... + 23530693.

It is an arithmetic number, because the mean of its divisors is an integer number (195943752333).

Almost surely, 2^{1306056625345} is an apocalyptic number.

It is an amenable number.

1306056625345 is a deficient number, since it is larger than the sum of its proper divisors (261493393319).

1306056625345 is an equidigital number, since it uses as much as digits as its factorization.

1306056625345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47011379.

The product of its (nonzero) digits is 1944000, while the sum is 46.

The spelling of 1306056625345 in words is "one trillion, three hundred six billion, fifty-six million, six hundred twenty-five thousand, three hundred forty-five".