1002313087 has 2 divisors, whose sum is σ = 1002313088. Its totient is φ = 1002313086.

The previous prime is 1002313079. The next prime is 1002313139. The reversal of 1002313087 is 7803132001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1002313087 - 2³ = 1002313079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002313007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501156543 + 501156544.

It is an arithmetic number, because the mean of its divisors is an integer number (501156544).

Almost surely, 2^1002313087 is an apocalyptic number.

1002313087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002313087 is an equidigital number, since it uses as much as digits as its factorization.

1002313087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1002313087 is about 31659.3285936389. The cubic root of 1002313087 is about 1000.7704352770.

Adding to 1002313087 its reverse (7803132001), we get a palindrome (8805445088).

The spelling of 1002313087 in words is "one billion, two million, three hundred thirteen thousand, eighty-seven".