72716011 has 2 divisors, whose sum is σ = 72716012. Its totient is φ = 72716010.

The previous prime is 72715961. The next prime is 72716029. The reversal of 72716011 is 11061727.

It is a strong prime.

It is an emirp because it is prime and its reverse (11061727) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 72716011 - 2⁷ = 72715883 is a prime.

It is not a weakly prime, because it can be changed into another prime (72716071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36358005 + 36358006.

It is an arithmetic number, because the mean of its divisors is an integer number (36358006).

Almost surely, 2^72716011 is an apocalyptic number.

72716011 is a deficient number, since it is larger than the sum of its proper divisors (1).

72716011 is an equidigital number, since it uses as much as digits as its factorization.

72716011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 72716011 is about 8527.3683513731. The cubic root of 72716011 is about 417.3912580888.

Adding to 72716011 its reverse (11061727), we get a palindrome (83777738).

The spelling of 72716011 in words is "seventy-two million, seven hundred sixteen thousand, eleven".