4978435443 has 4 divisors (see below), whose sum is σ = 6637913928. Its totient is φ = 3318956960.

The previous prime is 4978435411. The next prime is 4978435447. The reversal of 4978435443 is 3445348794.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4978435443 - 2⁵ = 4978435411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4978435447) 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, 829739238 + ... + 829739243.

It is an arithmetic number, because the mean of its divisors is an integer number (1659478482).

Almost surely, 2^4978435443 is an apocalyptic number.

4978435443 is a deficient number, since it is larger than the sum of its proper divisors (1659478485).

4978435443 is a wasteful number, since it uses less digits than its factorization.

4978435443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659478484.

The product of its digits is 5806080, while the sum is 51.

The square root of 4978435443 is about 70558.0289052918. The cubic root of 4978435443 is about 1707.5140790869.

The spelling of 4978435443 in words is "four billion, nine hundred seventy-eight million, four hundred thirty-five thousand, four hundred forty-three".