1826538125 has 10 divisors (see below), whose sum is σ = 2282442822. Its totient is φ = 1461230000.

The previous prime is 1826538113. The next prime is 1826538199. The reversal of 1826538125 is 5218356281.

It can be written as a sum of positive squares in 5 ways, for example, as 422836969 + 1403701156 = 20563^2 + 37466^2 .

It is not a de Polignac number, because 1826538125 - 2⁶ = 1826538061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 in 9 ways as a sum of consecutive naturals, for example, 1460606 + ... + 1461855.

Almost surely, 2^1826538125 is an apocalyptic number.

It is an amenable number.

1826538125 is a deficient number, since it is larger than the sum of its proper divisors (455904697).

1826538125 is an frugal number, since it uses more digits than its factorization.

1826538125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2922481 (or 2922466 counting only the distinct ones).

The product of its digits is 115200, while the sum is 41.

The square root of 1826538125 is about 42738.0173264975. The cubic root of 1826538125 is about 1222.3894148767.

The spelling of 1826538125 in words is "one billion, eight hundred twenty-six million, five hundred thirty-eight thousand, one hundred twenty-five".