1002979 has 2 divisors, whose sum is σ = 1002980. Its totient is φ = 1002978.

The previous prime is 1002973. The next prime is 1003001. The reversal of 1002979 is 9792001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002979 - 2⁷ = 1002851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002973) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501489 + 501490.

It is an arithmetic number, because the mean of its divisors is an integer number (501490).

2^1002979 is an apocalyptic number.

1002979 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002979 is an equidigital number, since it uses as much as digits as its factorization.

1002979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 1002979 is about 1001.4883923441. The cubic root of 1002979 is about 100.0992015580.

The spelling of 1002979 in words is "one million, two thousand, nine hundred seventy-nine".