9994967453 has 4 divisors (see below), whose sum is σ = 10050805440. Its totient is φ = 9939129468.

The previous prime is 9994967447. The next prime is 9994967491. The reversal of 9994967453 is 3547694999.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9994967453 - 2⁸ = 9994967197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9994967453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994967443) 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, 27918725 + ... + 27919082.

It is an arithmetic number, because the mean of its divisors is an integer number (2512701360).

Almost surely, 2^9994967453 is an apocalyptic number.

It is an amenable number.

9994967453 is a deficient number, since it is larger than the sum of its proper divisors (55837987).

9994967453 is a wasteful number, since it uses less digits than its factorization.

9994967453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55837986.

The product of its digits is 66134880, while the sum is 65.

The square root of 9994967453 is about 99974.8340983870. The cubic root of 9994967453 is about 2154.0732195933.

The spelling of 9994967453 in words is "nine billion, nine hundred ninety-four million, nine hundred sixty-seven thousand, four hundred fifty-three".