4745812947 has 16 divisors (see below), whose sum is σ = 6409502112. Its totient is φ = 3123187200.

The previous prime is 4745812901. The next prime is 4745812961. The reversal of 4745812947 is 7492185474.

It is a de Polignac number, because none of the positive numbers 2^k-4745812947 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 4745812947.

It is not an unprimeable number, because it can be changed into a prime (4745812987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78873 + ... + 125349.

It is an arithmetic number, because the mean of its divisors is an integer number (400593882).

Almost surely, 2^4745812947 is an apocalyptic number.

4745812947 is a deficient number, since it is larger than the sum of its proper divisors (1663689165).

4745812947 is a wasteful number, since it uses less digits than its factorization.

4745812947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46918.

The product of its digits is 2257920, while the sum is 51.

The square root of 4745812947 is about 68889.8609883922. The cubic root of 4745812947 is about 1680.4936364734.

The spelling of 4745812947 in words is "four billion, seven hundred forty-five million, eight hundred twelve thousand, nine hundred forty-seven".