5163997947 has 16 divisors (see below), whose sum is σ = 6955337088. Its totient is φ = 3407832000.

The previous prime is 5163997933. The next prime is 5163997963. The reversal of 5163997947 is 7497993615.

It is not a de Polignac number, because 5163997947 - 2¹⁹ = 5163473659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5163997987) 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, 101703 + ... + 143775.

It is an arithmetic number, because the mean of its divisors is an integer number (434708568).

Almost surely, 2^5163997947 is an apocalyptic number.

5163997947 is a deficient number, since it is larger than the sum of its proper divisors (1791339141).

5163997947 is a wasteful number, since it uses less digits than its factorization.

5163997947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42490.

The product of its digits is 12859560, while the sum is 60.

The square root of 5163997947 is about 71860.9626083592. The cubic root of 5163997947 is about 1728.4706931194.

The spelling of 5163997947 in words is "five billion, one hundred sixty-three million, nine hundred ninety-seven thousand, nine hundred forty-seven".