9343945957 has 8 divisors (see below), whose sum is σ = 9667317240. Its totient is φ = 9020652480.

The previous prime is 9343945921. The next prime is 9343945993. The reversal of 9343945957 is 7595493439.

It is a happy number.

9343945957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9343945921) and next prime (9343945993).

It can be written as a sum of positive squares in 4 ways, for example, as 6520724001 + 2823221956 = 80751^2 + 53134^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9343945957 - 2²³ = 9335557349 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 (9343945057) 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 7 ways as a sum of consecutive naturals, for example, 334003 + ... + 360895.

It is an arithmetic number, because the mean of its divisors is an integer number (1208414655).

Almost surely, 2^9343945957 is an apocalyptic number.

It is an amenable number.

9343945957 is a deficient number, since it is larger than the sum of its proper divisors (323371283).

9343945957 is a wasteful number, since it uses less digits than its factorization.

9343945957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38903.

The product of its digits is 18370800, while the sum is 58.

The square root of 9343945957 is about 96664.0882489459. The cubic root of 9343945957 is about 2106.2509106037.

The spelling of 9343945957 in words is "nine billion, three hundred forty-three million, nine hundred forty-five thousand, nine hundred fifty-seven".