2043425437 has 2 divisors, whose sum is σ = 2043425438. Its totient is φ = 2043425436.

The previous prime is 2043425407. The next prime is 2043425453. The reversal of 2043425437 is 7345243402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2005158841 + 38266596 = 44779^2 + 6186^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043425437 - 2⁷ = 2043425309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2043425407) 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, 1021712718 + 1021712719.

It is an arithmetic number, because the mean of its divisors is an integer number (1021712719).

Almost surely, 2^2043425437 is an apocalyptic number.

It is an amenable number.

2043425437 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043425437 is an equidigital number, since it uses as much as digits as its factorization.

2043425437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 34.

The square root of 2043425437 is about 45204.2634825522. The cubic root of 2043425437 is about 1268.9746072558.

Adding to 2043425437 its reverse (7345243402), we get a palindrome (9388668839).

The spelling of 2043425437 in words is "two billion, forty-three million, four hundred twenty-five thousand, four hundred thirty-seven".