7994605459 has 2 divisors, whose sum is σ = 7994605460. Its totient is φ = 7994605458.

The previous prime is 7994605447. The next prime is 7994605477. The reversal of 7994605459 is 9545064997.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7994605459 - 2¹¹ = 7994603411 is a prime.

It is not a weakly prime, because it can be changed into another prime (7994635459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3997302729 + 3997302730.

It is an arithmetic number, because the mean of its divisors is an integer number (3997302730).

Almost surely, 2^7994605459 is an apocalyptic number.

7994605459 is a deficient number, since it is larger than the sum of its proper divisors (1).

7994605459 is an equidigital number, since it uses as much as digits as its factorization.

7994605459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12247200, while the sum is 58.

The square root of 7994605459 is about 89412.5576135701. The cubic root of 7994605459 is about 1999.5503538334.

The spelling of 7994605459 in words is "seven billion, nine hundred ninety-four million, six hundred five thousand, four hundred fifty-nine".