4071440851 has 2 divisors, whose sum is σ = 4071440852. Its totient is φ = 4071440850.

The previous prime is 4071440839. The next prime is 4071440909. The reversal of 4071440851 is 1580441704.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4071440851 - 2⁹ = 4071440339 is a prime.

It is not a weakly prime, because it can be changed into another prime (4071410851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2035720425 + 2035720426.

It is an arithmetic number, because the mean of its divisors is an integer number (2035720426).

Almost surely, 2^4071440851 is an apocalyptic number.

4071440851 is a deficient number, since it is larger than the sum of its proper divisors (1).

4071440851 is an equidigital number, since it uses as much as digits as its factorization.

4071440851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 4071440851 is about 63807.8431777787. The cubic root of 4071440851 is about 1596.7957815392.

The spelling of 4071440851 in words is "four billion, seventy-one million, four hundred forty thousand, eight hundred fifty-one".