2163502001 has 2 divisors, whose sum is σ = 2163502002. Its totient is φ = 2163502000.

The previous prime is 2163501973. The next prime is 2163502009. The reversal of 2163502001 is 1002053612.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1240800625 + 922701376 = 35225^2 + 30376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2163502001 is a prime.

It is not a weakly prime, because it can be changed into another prime (2163502009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1081751000 + 1081751001.

It is an arithmetic number, because the mean of its divisors is an integer number (1081751001).

Almost surely, 2^2163502001 is an apocalyptic number.

It is an amenable number.

2163502001 is a deficient number, since it is larger than the sum of its proper divisors (1).

2163502001 is an equidigital number, since it uses as much as digits as its factorization.

2163502001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2163502001 is about 46513.4604281384. The cubic root of 2163502001 is about 1293.3590324114.

Adding to 2163502001 its reverse (1002053612), we get a palindrome (3165555613).

The spelling of 2163502001 in words is "two billion, one hundred sixty-three million, five hundred two thousand, one".