1002679 has 2 divisors, whose sum is σ = 1002680. Its totient is φ = 1002678.

The previous prime is 1002653. The next prime is 1002709. The reversal of 1002679 is 9762001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002679 - 2⁵ = 1002647 is a prime.

It is equal to p₇₈₇₀₃ and since 1002679 and 78703 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002619) 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, 501339 + 501340.

It is an arithmetic number, because the mean of its divisors is an integer number (501340).

2^1002679 is an apocalyptic number.

1002679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002679 is an equidigital number, since it uses as much as digits as its factorization.

1002679 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 1002679 is about 1001.3386040696. The cubic root of 1002679 is about 100.0892203736.

It can be divided in two parts, 1002 and 679, that added together give a square (1681 = 41²).

The spelling of 1002679 in words is "one million, two thousand, six hundred seventy-nine".