4000308047 has 2 divisors, whose sum is σ = 4000308048. Its totient is φ = 4000308046.

The previous prime is 4000308031. The next prime is 4000308101. The reversal of 4000308047 is 7408030004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4000308047 - 2⁴ = 4000308031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000301047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000154023 + 2000154024.

It is an arithmetic number, because the mean of its divisors is an integer number (2000154024).

Almost surely, 2^4000308047 is an apocalyptic number.

4000308047 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000308047 is an equidigital number, since it uses as much as digits as its factorization.

4000308047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 4000308047 is about 63247.9884818482. The cubic root of 4000308047 is about 1587.4418004332.

The spelling of 4000308047 in words is "four billion, three hundred eight thousand, forty-seven".