9459930851 has 4 divisors (see below), whose sum is σ = 10811349552. Its totient is φ = 8108512152.

The previous prime is 9459930839. The next prime is 9459930901. The reversal of 9459930851 is 1580399549.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1580399549 = 821 ⋅1924969.

It is a cyclic number.

It is not a de Polignac number, because 9459930851 - 2¹⁰ = 9459929827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9459930793 and 9459930802.

It is not an unprimeable number, because it can be changed into a prime (9459933851) 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, 675709340 + ... + 675709353.

It is an arithmetic number, because the mean of its divisors is an integer number (2702837388).

Almost surely, 2^9459930851 is an apocalyptic number.

9459930851 is a deficient number, since it is larger than the sum of its proper divisors (1351418701).

9459930851 is a wasteful number, since it uses less digits than its factorization.

9459930851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351418700.

The product of its (nonzero) digits is 1749600, while the sum is 53.

The square root of 9459930851 is about 97262.1758496076. The cubic root of 9459930851 is about 2114.9299494857.

The spelling of 9459930851 in words is "nine billion, four hundred fifty-nine million, nine hundred thirty thousand, eight hundred fifty-one".