4727123238731 has 2 divisors, whose sum is σ = 4727123238732. Its totient is φ = 4727123238730.

The previous prime is 4727123238703. The next prime is 4727123238737. The reversal of 4727123238731 is 1378323217274.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4727123238731 is a prime.

It is a super-2 number, since 2×4727123238731² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4727123238731.

It is not a weakly prime, because it can be changed into another prime (4727123238737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2363561619365 + 2363561619366.

It is an arithmetic number, because the mean of its divisors is an integer number (2363561619366).

Almost surely, 2^{4727123238731} is an apocalyptic number.

4727123238731 is a deficient number, since it is larger than the sum of its proper divisors (1).

4727123238731 is an equidigital number, since it uses as much as digits as its factorization.

4727123238731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2370816, while the sum is 50.

The spelling of 4727123238731 in words is "four trillion, seven hundred twenty-seven billion, one hundred twenty-three million, two hundred thirty-eight thousand, seven hundred thirty-one".