1313425606573 has 2 divisors, whose sum is σ = 1313425606574. Its totient is φ = 1313425606572.

The previous prime is 1313425606523. The next prime is 1313425606601. The reversal of 1313425606573 is 3756065243131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 910539625284 + 402885981289 = 954222^2 + 634733^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1313425606573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1313425606523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656712803286 + 656712803287.

It is an arithmetic number, because the mean of its divisors is an integer number (656712803287).

Almost surely, 2^{1313425606573} is an apocalyptic number.

It is an amenable number.

1313425606573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313425606573 is an equidigital number, since it uses as much as digits as its factorization.

1313425606573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 46.

The spelling of 1313425606573 in words is "one trillion, three hundred thirteen billion, four hundred twenty-five million, six hundred six thousand, five hundred seventy-three".