4034401013 has 4 divisors (see below), whose sum is σ = 4035271980. Its totient is φ = 4033530048.

The previous prime is 4034401009. The next prime is 4034401037. The reversal of 4034401013 is 3101044304.

It is a happy number.

4034401013 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 242674084 + 3791726929 = 15578^2 + 61577^2 .

It is a cyclic number.

It is not a de Polignac number, because 4034401013 - 2² = 4034401009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4034401073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 428498 + ... + 437811.

It is an arithmetic number, because the mean of its divisors is an integer number (1008817995).

Almost surely, 2^4034401013 is an apocalyptic number.

It is an amenable number.

4034401013 is a deficient number, since it is larger than the sum of its proper divisors (870967).

4034401013 is an equidigital number, since it uses as much as digits as its factorization.

4034401013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870966.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 4034401013 is about 63516.9348520534. The cubic root of 4034401013 is about 1591.9387519523.

Adding to 4034401013 its reverse (3101044304), we get a palindrome (7135445317).

The spelling of 4034401013 in words is "four billion, thirty-four million, four hundred one thousand, thirteen".