9854969459 has 4 divisors (see below), whose sum is σ = 10283446416. Its totient is φ = 9426492504.

The previous prime is 9854969401. The next prime is 9854969461. The reversal of 9854969459 is 9549694589.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9549694589 = 16067 ⋅594367.

It is a cyclic number.

It is not a de Polignac number, because 9854969459 - 2²⁰ = 9853920883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9854969959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214238444 + ... + 214238489.

It is an arithmetic number, because the mean of its divisors is an integer number (2570861604).

Almost surely, 2^9854969459 is an apocalyptic number.

9854969459 is a deficient number, since it is larger than the sum of its proper divisors (428476957).

9854969459 is a wasteful number, since it uses less digits than its factorization.

9854969459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428476956.

The product of its digits is 125971200, while the sum is 68.

The square root of 9854969459 is about 99272.1988222282. The cubic root of 9854969459 is about 2143.9686348946.

The spelling of 9854969459 in words is "nine billion, eight hundred fifty-four million, nine hundred sixty-nine thousand, four hundred fifty-nine".