1002531163 has 2 divisors, whose sum is σ = 1002531164. Its totient is φ = 1002531162.

The previous prime is 1002531113. The next prime is 1002531209. The reversal of 1002531163 is 3611352001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1002531163 - 2¹³ = 1002522971 is a prime.

It is a super-2 number, since 2×1002531163² = 2010137465572265138, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1002531113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501265581 + 501265582.

It is an arithmetic number, because the mean of its divisors is an integer number (501265582).

Almost surely, 2^1002531163 is an apocalyptic number.

1002531163 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002531163 is an equidigital number, since it uses as much as digits as its factorization.

1002531163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1002531163 is about 31662.7725096840. The cubic root of 1002531163 is about 1000.8430101342.

Adding to 1002531163 its reverse (3611352001), we get a palindrome (4613883164).

The spelling of 1002531163 in words is "one billion, two million, five hundred thirty-one thousand, one hundred sixty-three".