1002095867 has 2 divisors, whose sum is σ = 1002095868. Its totient is φ = 1002095866.

The previous prime is 1002095839. The next prime is 1002095869. The reversal of 1002095867 is 7685902001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002095867 is a prime.

It is a super-2 number, since 2×1002095867² = 2008392253316963378, which contains 22 as substring.

Together with 1002095869, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002095867.

It is not a weakly prime, because it can be changed into another prime (1002095869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501047933 + 501047934.

It is an arithmetic number, because the mean of its divisors is an integer number (501047934).

Almost surely, 2^1002095867 is an apocalyptic number.

1002095867 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002095867 is an equidigital number, since it uses as much as digits as its factorization.

1002095867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 1002095867 is about 31655.8978233125. The cubic root of 1002095867 is about 1000.6981348277.

Adding to 1002095867 its reverse (7685902001), we get a palindrome (8687997868).

The spelling of 1002095867 in words is "one billion, two million, ninety-five thousand, eight hundred sixty-seven".