4723805143247 has 2 divisors, whose sum is σ = 4723805143248. Its totient is φ = 4723805143246.

The previous prime is 4723805143207. The next prime is 4723805143333. The reversal of 4723805143247 is 7423415083274.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4723805143247 - 2⁴⁰ = 3624293515471 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4723805143195 and 4723805143204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4723805143207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2361902571623 + 2361902571624.

It is an arithmetic number, because the mean of its divisors is an integer number (2361902571624).

Almost surely, 2^{4723805143247} is an apocalyptic number.

4723805143247 is a deficient number, since it is larger than the sum of its proper divisors (1).

4723805143247 is an equidigital number, since it uses as much as digits as its factorization.

4723805143247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4515840, while the sum is 50.

The spelling of 4723805143247 in words is "four trillion, seven hundred twenty-three billion, eight hundred five million, one hundred forty-three thousand, two hundred forty-seven".