9969117141 has 4 divisors (see below), whose sum is σ = 13292156192. Its totient is φ = 6646078092.

The previous prime is 9969117139. The next prime is 9969117143. The reversal of 9969117141 is 1417119699.

9969117141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1417119699 = 3 ⋅472373233.

It is an interprime number because it is at equal distance from previous prime (9969117139) and next prime (9969117143).

It is not a de Polignac number, because 9969117141 - 2¹ = 9969117139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9969117143) 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 in 3 ways as a sum of consecutive naturals, for example, 1661519521 + ... + 1661519526.

It is an arithmetic number, because the mean of its divisors is an integer number (3323039048).

Almost surely, 2^9969117141 is an apocalyptic number.

It is an amenable number.

9969117141 is a deficient number, since it is larger than the sum of its proper divisors (3323039051).

9969117141 is a wasteful number, since it uses less digits than its factorization.

9969117141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323039050.

The product of its digits is 122472, while the sum is 48.

The square root of 9969117141 is about 99845.4663016804. The cubic root of 9969117141 is about 2152.2145662434.

The spelling of 9969117141 in words is "nine billion, nine hundred sixty-nine million, one hundred seventeen thousand, one hundred forty-one".