4817142247 has 4 divisors (see below), whose sum is σ = 4862162376. Its totient is φ = 4772122120.

The previous prime is 4817142227. The next prime is 4817142259. The reversal of 4817142247 is 7422417184.

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 4817142247 - 2⁷ = 4817142119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4817142217) 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, 22509904 + ... + 22510117.

It is an arithmetic number, because the mean of its divisors is an integer number (1215540594).

Almost surely, 2^4817142247 is an apocalyptic number.

4817142247 is a deficient number, since it is larger than the sum of its proper divisors (45020129).

4817142247 is a wasteful number, since it uses less digits than its factorization.

4817142247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45020128.

The product of its digits is 100352, while the sum is 40.

The square root of 4817142247 is about 69405.6355564878. The cubic root of 4817142247 is about 1688.8710463616.

The spelling of 4817142247 in words is "four billion, eight hundred seventeen million, one hundred forty-two thousand, two hundred forty-seven".