726371011 has 2 divisors, whose sum is σ = 726371012. Its totient is φ = 726371010.

The previous prime is 726371003. The next prime is 726371057. The reversal of 726371011 is 110173627.

726371011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (110173627) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 726371011 - 2³ = 726371003 is a prime.

It is a super-2 number, since 2×726371011² = 1055229691242324242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (726371071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 363185505 + 363185506.

It is an arithmetic number, because the mean of its divisors is an integer number (363185506).

Almost surely, 2^726371011 is an apocalyptic number.

726371011 is a deficient number, since it is larger than the sum of its proper divisors (1).

726371011 is an equidigital number, since it uses as much as digits as its factorization.

726371011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 726371011 is about 26951.2710460935. The cubic root of 726371011 is about 898.9168083744.

The spelling of 726371011 in words is "seven hundred twenty-six million, three hundred seventy-one thousand, eleven".