8969999653 has 2 divisors, whose sum is σ = 8969999654. Its totient is φ = 8969999652.

The previous prime is 8969999573. The next prime is 8969999677. The reversal of 8969999653 is 3569999698.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8817773409 + 152226244 = 93903^2 + 12338^2 .

It is a cyclic number.

It is not a de Polignac number, because 8969999653 - 2¹³ = 8969991461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8969979653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4484999826 + 4484999827.

It is an arithmetic number, because the mean of its divisors is an integer number (4484999827).

Almost surely, 2^8969999653 is an apocalyptic number.

It is an amenable number.

8969999653 is a deficient number, since it is larger than the sum of its proper divisors (1).

8969999653 is an equidigital number, since it uses as much as digits as its factorization.

8969999653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 255091680, while the sum is 73.

The square root of 8969999653 is about 94710.0821085063. The cubic root of 8969999653 is about 2077.7700192407.

The spelling of 8969999653 in words is "eight billion, nine hundred sixty-nine million, nine hundred ninety-nine thousand, six hundred fifty-three".