20002547153 has 2 divisors, whose sum is σ = 20002547154. Its totient is φ = 20002547152.

The previous prime is 20002547137. The next prime is 20002547177. The reversal of 20002547153 is 35174520002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17697779089 + 2304768064 = 133033^2 + 48008^2 .

It is a cyclic number.

It is not a de Polignac number, because 20002547153 - 2⁴ = 20002547137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (20002547953) 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, 10001273576 + 10001273577.

It is an arithmetic number, because the mean of its divisors is an integer number (10001273577).

Almost surely, 2^20002547153 is an apocalyptic number.

It is an amenable number.

20002547153 is a deficient number, since it is larger than the sum of its proper divisors (1).

20002547153 is an equidigital number, since it uses as much as digits as its factorization.

20002547153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 29.

The spelling of 20002547153 in words is "twenty billion, two million, five hundred forty-seven thousand, one hundred fifty-three".