8963443697 has 8 divisors (see below), whose sum is σ = 9877426944. Its totient is φ = 8081530128.

The previous prime is 8963443661. The next prime is 8963443703. The reversal of 8963443697 is 7963443698.

It is a happy number.

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 8963443697 - 2⁸ = 8963443441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8963440697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8016833 + ... + 8017950.

It is an arithmetic number, because the mean of its divisors is an integer number (1234678368).

Almost surely, 2^8963443697 is an apocalyptic number.

It is an amenable number.

8963443697 is a deficient number, since it is larger than the sum of its proper divisors (913983247).

8963443697 is a wasteful number, since it uses less digits than its factorization.

8963443697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16034839.

The product of its digits is 23514624, while the sum is 59.

The square root of 8963443697 is about 94675.4651269272. The cubic root of 8963443697 is about 2077.2636985678.

Subtracting from 8963443697 its reverse (7963443698), we obtain a palindrome (999999999).

It can be divided in two parts, 89634 and 43697, that added together give a palindrome (133331).

The spelling of 8963443697 in words is "eight billion, nine hundred sixty-three million, four hundred forty-three thousand, six hundred ninety-seven".