9909308153 has 4 divisors (see below), whose sum is σ = 9919884660. Its totient is φ = 9898731648.

The previous prime is 9909308141. The next prime is 9909308159. The reversal of 9909308153 is 3518039099.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1673382649 + 8235925504 = 40907^2 + 90752^2 .

It is a cyclic number.

It is not a de Polignac number, because 9909308153 - 2⁴ = 9909308137 is a prime.

It is a super-2 number, since 2×9909308153² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9909308098 and 9909308107.

It is not an unprimeable number, because it can be changed into a prime (9909308159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5286848 + ... + 5288721.

It is an arithmetic number, because the mean of its divisors is an integer number (2479971165).

Almost surely, 2^9909308153 is an apocalyptic number.

It is an amenable number.

9909308153 is a deficient number, since it is larger than the sum of its proper divisors (10576507).

9909308153 is a wasteful number, since it uses less digits than its factorization.

9909308153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10576506.

The product of its (nonzero) digits is 262440, while the sum is 47.

The square root of 9909308153 is about 99545.5079498819. The cubic root of 9909308153 is about 2147.9019123503.

The spelling of 9909308153 in words is "nine billion, nine hundred nine million, three hundred eight thousand, one hundred fifty-three".