9666298153 has 2 divisors, whose sum is σ = 9666298154. Its totient is φ = 9666298152.

The previous prime is 9666298087. The next prime is 9666298171. The reversal of 9666298153 is 3518926669.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7321026969 + 2345271184 = 85563^2 + 48428^2 .

It is a cyclic number.

It is not a de Polignac number, because 9666298153 - 2²⁵ = 9632743721 is a prime.

It is a super-2 number, since 2×9666298153² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9666298094 and 9666298103.

It is not a weakly prime, because it can be changed into another prime (9666298253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4833149076 + 4833149077.

It is an arithmetic number, because the mean of its divisors is an integer number (4833149077).

Almost surely, 2^9666298153 is an apocalyptic number.

It is an amenable number.

9666298153 is a deficient number, since it is larger than the sum of its proper divisors (1).

9666298153 is an equidigital number, since it uses as much as digits as its factorization.

9666298153 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 55.

The square root of 9666298153 is about 98317.3339396467. Note that the first 3 decimals coincide. The cubic root of 9666298153 is about 2130.1984395634.

The spelling of 9666298153 in words is "nine billion, six hundred sixty-six million, two hundred ninety-eight thousand, one hundred fifty-three".