8147039 has 2 divisors, whose sum is σ = 8147040. Its totient is φ = 8147038.

The previous prime is 8146969. The next prime is 8147047. The reversal of 8147039 is 9307418.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8147039 - 2²⁰ = 7098463 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 8146996 and 8147014.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8147059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4073519 + 4073520.

It is an arithmetic number, because the mean of its divisors is an integer number (4073520).

Almost surely, 2^8147039 is an apocalyptic number.

8147039 is a deficient number, since it is larger than the sum of its proper divisors (1).

8147039 is an equidigital number, since it uses as much as digits as its factorization.

8147039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 8147039 is about 2854.3018410813. The cubic root of 8147039 is about 201.2178936218.

The spelling of 8147039 in words is "eight million, one hundred forty-seven thousand, thirty-nine".