2043113525 has 6 divisors (see below), whose sum is σ = 2533460802. Its totient is φ = 1634490800.

The previous prime is 2043113519. The next prime is 2043113543. The reversal of 2043113525 is 5253113402.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 49758916 + 1993354609 = 7054^2 + 44647^2 .

It is not a de Polignac number, because 2043113525 - 2⁴ = 2043113509 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2043113494 and 2043113503.

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 5 ways as a sum of consecutive naturals, for example, 40862246 + ... + 40862295.

It is an arithmetic number, because the mean of its divisors is an integer number (422243467).

Almost surely, 2^2043113525 is an apocalyptic number.

2043113525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2043113525 is a deficient number, since it is larger than the sum of its proper divisors (490347277).

2043113525 is an equidigital number, since it uses as much as digits as its factorization.

2043113525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81724551 (or 81724546 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2043113525 is about 45200.8133223286. The cubic root of 2043113525 is about 1268.9100378093.

Adding to 2043113525 its reverse (5253113402), we get a palindrome (7296226927).

The spelling of 2043113525 in words is "two billion, forty-three million, one hundred thirteen thousand, five hundred twenty-five".