4040343101 has 2 divisors, whose sum is σ = 4040343102. Its totient is φ = 4040343100.

The previous prime is 4040343079. The next prime is 4040343121. The reversal of 4040343101 is 1013430404.

It is a happy number.

It is an a-pointer prime, because the next prime (4040343121) can be obtained adding 4040343101 to its sum of digits (20).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2899930201 + 1140412900 = 53851^2 + 33770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4040343101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4040343121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2020171550 + 2020171551.

It is an arithmetic number, because the mean of its divisors is an integer number (2020171551).

Almost surely, 2^4040343101 is an apocalyptic number.

It is an amenable number.

4040343101 is a deficient number, since it is larger than the sum of its proper divisors (1).

4040343101 is an equidigital number, since it uses as much as digits as its factorization.

4040343101 is an odious number, because the sum of its binary digits is odd.

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

The square root of 4040343101 is about 63563.6932611691. The cubic root of 4040343101 is about 1592.7199335777.

Adding to 4040343101 its reverse (1013430404), we get a palindrome (5053773505).

The spelling of 4040343101 in words is "four billion, forty million, three hundred forty-three thousand, one hundred one".