8399004007 has 2 divisors, whose sum is σ = 8399004008. Its totient is φ = 8399004006.

The previous prime is 8399003957. The next prime is 8399004049. The reversal of 8399004007 is 7004009938.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8399004007 - 2²³ = 8390615399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8399004307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4199502003 + 4199502004.

It is an arithmetic number, because the mean of its divisors is an integer number (4199502004).

Almost surely, 2^8399004007 is an apocalyptic number.

8399004007 is a deficient number, since it is larger than the sum of its proper divisors (1).

8399004007 is an equidigital number, since it uses as much as digits as its factorization.

8399004007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 8399004007 is about 91646.0801507626. The cubic root of 8399004007 is about 2032.7123673067.

The spelling of 8399004007 in words is "eight billion, three hundred ninety-nine million, four thousand, seven".