4240553129 has 2 divisors, whose sum is σ = 4240553130. Its totient is φ = 4240553128.

The previous prime is 4240553099. The next prime is 4240553131. The reversal of 4240553129 is 9213550424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2945992729 + 1294560400 = 54277^2 + 35980^2 .

It is a cyclic number.

It is not a de Polignac number, because 4240553129 - 2²⁸ = 3972117673 is a prime.

It is a Sophie Germain prime.

Together with 4240553131, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (4240553179) 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, 2120276564 + 2120276565.

It is an arithmetic number, because the mean of its divisors is an integer number (2120276565).

Almost surely, 2^4240553129 is an apocalyptic number.

It is an amenable number.

4240553129 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240553129 is an equidigital number, since it uses as much as digits as its factorization.

4240553129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 4240553129 is about 65119.5295514333. The cubic root of 4240553129 is about 1618.6048457988.

The spelling of 4240553129 in words is "four billion, two hundred forty million, five hundred fifty-three thousand, one hundred twenty-nine".