1725825541 has 6 divisors (see below), whose sum is σ = 1896981926. Its totient is φ = 1568932200.

The previous prime is 1725825527. The next prime is 1725825551. The reversal of 1725825541 is 1455285271.

It can be written as a sum of positive squares in only one way, i.e., 1669049316 + 56776225 = 40854^2 + 7535^2 .

It is not a de Polignac number, because 1725825541 - 2¹³ = 1725817349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1725825494 and 1725825503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1725825551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7131390 + ... + 7131631.

Almost surely, 2^1725825541 is an apocalyptic number.

1725825541 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1725825541 is a deficient number, since it is larger than the sum of its proper divisors (171156385).

1725825541 is a wasteful number, since it uses less digits than its factorization.

1725825541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14263043 (or 14263032 counting only the distinct ones).

The product of its digits is 112000, while the sum is 40.

The square root of 1725825541 is about 41543.0564715693. The cubic root of 1725825541 is about 1199.4964417297.

The spelling of 1725825541 in words is "one billion, seven hundred twenty-five million, eight hundred twenty-five thousand, five hundred forty-one".