4997347723 has 4 divisors (see below), whose sum is σ = 4997497648. Its totient is φ = 4997197800.

The previous prime is 4997347721. The next prime is 4997347739. The reversal of 4997347723 is 3277437994.

4997347723 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4997347723 - 2¹ = 4997347721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4997347721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73 + ... + 99973.

It is an arithmetic number, because the mean of its divisors is an integer number (1249374412).

Almost surely, 2^4997347723 is an apocalyptic number.

4997347723 is a deficient number, since it is larger than the sum of its proper divisors (149925).

4997347723 is an equidigital number, since it uses as much as digits as its factorization.

4997347723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149924.

The product of its digits is 8001504, while the sum is 55.

The square root of 4997347723 is about 70691.9212003748. The cubic root of 4997347723 is about 1709.6735378740.

The spelling of 4997347723 in words is "four billion, nine hundred ninety-seven million, three hundred forty-seven thousand, seven hundred twenty-three".