726113723 has 2 divisors, whose sum is σ = 726113724. Its totient is φ = 726113722.

The previous prime is 726113719. The next prime is 726113761. The reversal of 726113723 is 327311627.

It is a weak prime.

It is an emirp because it is prime and its reverse (327311627) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 726113723 - 2² = 726113719 is a prime.

It is a super-2 number, since 2×726113723² = 1054482277457841458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 726113723.

It is not a weakly prime, because it can be changed into another prime (726113623) 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 as a sum of consecutive naturals, namely, 363056861 + 363056862.

It is an arithmetic number, because the mean of its divisors is an integer number (363056862).

Almost surely, 2^726113723 is an apocalyptic number.

726113723 is a deficient number, since it is larger than the sum of its proper divisors (1).

726113723 is an equidigital number, since it uses as much as digits as its factorization.

726113723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 32.

The square root of 726113723 is about 26946.4974161764. The cubic root of 726113723 is about 898.8106606818.

The spelling of 726113723 in words is "seven hundred twenty-six million, one hundred thirteen thousand, seven hundred twenty-three".