4034431013 has 4 divisors (see below), whose sum is σ = 4085499840. Its totient is φ = 3983362188.

The previous prime is 4034431003. The next prime is 4034431021. The reversal of 4034431013 is 3101344304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4034431013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4034431013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4034431003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25534295 + ... + 25534452.

It is an arithmetic number, because the mean of its divisors is an integer number (1021374960).

Almost surely, 2^4034431013 is an apocalyptic number.

It is an amenable number.

4034431013 is a deficient number, since it is larger than the sum of its proper divisors (51068827).

4034431013 is an equidigital number, since it uses as much as digits as its factorization.

4034431013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51068826.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 4034431013 is about 63517.1710091059. The cubic root of 4034431013 is about 1591.9426978535.

Adding to 4034431013 its reverse (3101344304), we get a palindrome (7135775317).

The spelling of 4034431013 in words is "four billion, thirty-four million, four hundred thirty-one thousand, thirteen".