2002153002989 has 2 divisors, whose sum is σ = 2002153002990. Its totient is φ = 2002153002988.

The previous prime is 2002153002929. The next prime is 2002153003031. The reversal of 2002153002989 is 9892003512002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1809468877225 + 192684125764 = 1345165^2 + 438958^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002153002989 - 2¹⁶ = 2002152937453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002153002929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001076501494 + 1001076501495.

It is an arithmetic number, because the mean of its divisors is an integer number (1001076501495).

Almost surely, 2^{2002153002989} is an apocalyptic number.

It is an amenable number.

2002153002989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002153002989 is an equidigital number, since it uses as much as digits as its factorization.

2002153002989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 2002153002989 in words is "two trillion, two billion, one hundred fifty-three million, two thousand, nine hundred eighty-nine".