4551168943 has 4 divisors (see below), whose sum is σ = 4552581640. Its totient is φ = 4549756248.

The previous prime is 4551168913. The next prime is 4551168949. The reversal of 4551168943 is 3498611554.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4551168943 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4551168893 and 4551168902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4551168949) 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, 701505 + ... + 707962.

It is an arithmetic number, because the mean of its divisors is an integer number (1138145410).

Almost surely, 2^4551168943 is an apocalyptic number.

4551168943 is a deficient number, since it is larger than the sum of its proper divisors (1412697).

4551168943 is a wasteful number, since it uses less digits than its factorization.

4551168943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1412696.

The product of its digits is 518400, while the sum is 46.

The square root of 4551168943 is about 67462.3520417129. The cubic root of 4551168943 is about 1657.1976892313.

The spelling of 4551168943 in words is "four billion, five hundred fifty-one million, one hundred sixty-eight thousand, nine hundred forty-three".