40004404103 has 2 divisors, whose sum is σ = 40004404104. Its totient is φ = 40004404102.

The previous prime is 40004404087. The next prime is 40004404127. The reversal of 40004404103 is 30140440004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40004404103 - 2⁴ = 40004404087 is a prime.

It is a super-2 number, since 2×40004404103² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40004409103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20002202051 + 20002202052.

It is an arithmetic number, because the mean of its divisors is an integer number (20002202052).

Almost surely, 2^40004404103 is an apocalyptic number.

40004404103 is a deficient number, since it is larger than the sum of its proper divisors (1).

40004404103 is an equidigital number, since it uses as much as digits as its factorization.

40004404103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 40004404103 its reverse (30140440004), we get a palindrome (70144844107).

The spelling of 40004404103 in words is "forty billion, four million, four hundred four thousand, one hundred three".