4043420137 has 2 divisors, whose sum is σ = 4043420138. Its totient is φ = 4043420136.

The previous prime is 4043420099. The next prime is 4043420177. The reversal of 4043420137 is 7310243404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2271094336 + 1772325801 = 47656^2 + 42099^2 .

It is a cyclic number.

It is not a de Polignac number, because 4043420137 - 2⁷ = 4043420009 is a prime.

It is not a weakly prime, because it can be changed into another prime (4043420177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021710068 + 2021710069.

It is an arithmetic number, because the mean of its divisors is an integer number (2021710069).

Almost surely, 2^4043420137 is an apocalyptic number.

It is an amenable number.

4043420137 is a deficient number, since it is larger than the sum of its proper divisors (1).

4043420137 is an equidigital number, since it uses as much as digits as its factorization.

4043420137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 4043420137 is about 63587.8930064521. The cubic root of 4043420137 is about 1593.1241577446.

The spelling of 4043420137 in words is "four billion, forty-three million, four hundred twenty thousand, one hundred thirty-seven".