1725025613 has 2 divisors, whose sum is σ = 1725025614. Its totient is φ = 1725025612.

The previous prime is 1725025579. The next prime is 1725025619. The reversal of 1725025613 is 3165205271.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 877225924 + 847799689 = 29618^2 + 29117^2 .

It is a cyclic number.

It is not a de Polignac number, because 1725025613 - 2¹⁰ = 1725024589 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1725025613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1725025619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 862512806 + 862512807.

It is an arithmetic number, because the mean of its divisors is an integer number (862512807).

Almost surely, 2^1725025613 is an apocalyptic number.

It is an amenable number.

1725025613 is a deficient number, since it is larger than the sum of its proper divisors (1).

1725025613 is an equidigital number, since it uses as much as digits as its factorization.

1725025613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 1725025613 is about 41533.4276577313. The cubic root of 1725025613 is about 1199.3110890679.

The spelling of 1725025613 in words is "one billion, seven hundred twenty-five million, twenty-five thousand, six hundred thirteen".