4543902943 has 8 divisors (see below), whose sum is σ = 4609193760. Its totient is φ = 4478648160.

The previous prime is 4543902907. The next prime is 4543903051. The reversal of 4543902943 is 3492093454.

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 4543902943 - 2¹⁷ = 4543771871 is a prime.

It is a super-2 number, since 2×4543902943² = 41294107910808122498, which contains 22 as substring.

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 4543902943.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4543905943) 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, 342021 + ... + 355057.

It is an arithmetic number, because the mean of its divisors is an integer number (576149220).

Almost surely, 2^4543902943 is an apocalyptic number.

4543902943 is a deficient number, since it is larger than the sum of its proper divisors (65290817).

4543902943 is a wasteful number, since it uses less digits than its factorization.

4543902943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18017.

The product of its (nonzero) digits is 466560, while the sum is 43.

The square root of 4543902943 is about 67408.4782723954. The cubic root of 4543902943 is about 1656.3153069813.

The spelling of 4543902943 in words is "four billion, five hundred forty-three million, nine hundred two thousand, nine hundred forty-three".