9146409647 has 4 divisors (see below), whose sum is σ = 9148130040. Its totient is φ = 9144689256.

The previous prime is 9146409637. The next prime is 9146409661. The reversal of 9146409647 is 7469046419.

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

It is a cyclic number.

It is not a de Polignac number, because 9146409647 - 2⁴ = 9146409631 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9146409595 and 9146409604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9146409637) 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, 852197 + ... + 862862.

It is an arithmetic number, because the mean of its divisors is an integer number (2287032510).

Almost surely, 2^9146409647 is an apocalyptic number.

9146409647 is a deficient number, since it is larger than the sum of its proper divisors (1720393).

9146409647 is a wasteful number, since it uses less digits than its factorization.

9146409647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720392.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 9146409647 is about 95636.8634314196. The cubic root of 9146409647 is about 2091.3026262855.

The spelling of 9146409647 in words is "nine billion, one hundred forty-six million, four hundred nine thousand, six hundred forty-seven".