9146947953 has 16 divisors (see below), whose sum is σ = 14328086976. Its totient is φ = 5117173440.

The previous prime is 9146947951. The next prime is 9146947991. The reversal of 9146947953 is 3597496419.

It is not a de Polignac number, because 9146947953 - 2¹ = 9146947951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9146947893 and 9146947902.

It is not an unprimeable number, because it can be changed into a prime (9146947951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10660350 + ... + 10661207.

It is an arithmetic number, because the mean of its divisors is an integer number (895505436).

Almost surely, 2^9146947953 is an apocalyptic number.

It is an amenable number.

9146947953 is a deficient number, since it is larger than the sum of its proper divisors (5181139023).

9146947953 is a wasteful number, since it uses less digits than its factorization.

9146947953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21321584.

The product of its digits is 7348320, while the sum is 57.

The square root of 9146947953 is about 95639.6777127569. The cubic root of 9146947953 is about 2091.3436528999.

The spelling of 9146947953 in words is "nine billion, one hundred forty-six million, nine hundred forty-seven thousand, nine hundred fifty-three".