4031144009 has 2 divisors, whose sum is σ = 4031144010. Its totient is φ = 4031144008.

The previous prime is 4031144003. The next prime is 4031144041. The reversal of 4031144009 is 9004411304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4028694784 + 2449225 = 63472^2 + 1565^2 .

It is a cyclic number.

It is not a de Polignac number, because 4031144009 - 2¹² = 4031139913 is a prime.

It is not a weakly prime, because it can be changed into another prime (4031144003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2015572004 + 2015572005.

It is an arithmetic number, because the mean of its divisors is an integer number (2015572005).

Almost surely, 2^4031144009 is an apocalyptic number.

It is an amenable number.

4031144009 is a deficient number, since it is larger than the sum of its proper divisors (1).

4031144009 is an equidigital number, since it uses as much as digits as its factorization.

4031144009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 4031144009 is about 63491.2908122051. The cubic root of 4031144009 is about 1591.5102416830.

The spelling of 4031144009 in words is "four billion, thirty-one million, one hundred forty-four thousand, nine".