1002479330947 has 2 divisors, whose sum is σ = 1002479330948. Its totient is φ = 1002479330946.

The previous prime is 1002479330929. The next prime is 1002479330977. The reversal of 1002479330947 is 7490339742001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002479330947 - 2⁷ = 1002479330819 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002479330947.

It is not a weakly prime, because it can be changed into another prime (1002479330977) 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, 501239665473 + 501239665474.

It is an arithmetic number, because the mean of its divisors is an integer number (501239665474).

Almost surely, 2^{1002479330947} is an apocalyptic number.

1002479330947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002479330947 is an equidigital number, since it uses as much as digits as its factorization.

1002479330947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 49.

The spelling of 1002479330947 in words is "one trillion, two billion, four hundred seventy-nine million, three hundred thirty thousand, nine hundred forty-seven".