4028807047 has 2 divisors, whose sum is σ = 4028807048. Its totient is φ = 4028807046.

The previous prime is 4028807023. The next prime is 4028807051. The reversal of 4028807047 is 7407088204.

It is a happy number.

4028807047 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4028807047 - 2¹¹ = 4028804999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4028807077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2014403523 + 2014403524.

It is an arithmetic number, because the mean of its divisors is an integer number (2014403524).

Almost surely, 2^4028807047 is an apocalyptic number.

4028807047 is a deficient number, since it is larger than the sum of its proper divisors (1).

4028807047 is an equidigital number, since it uses as much as digits as its factorization.

4028807047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100352, while the sum is 40.

The square root of 4028807047 is about 63472.8843444191. The cubic root of 4028807047 is about 1591.2026352148.

The spelling of 4028807047 in words is "four billion, twenty-eight million, eight hundred seven thousand, forty-seven".