720725011 has 2 divisors, whose sum is σ = 720725012. Its totient is φ = 720725010.

The previous prime is 720725009. The next prime is 720725017. The reversal of 720725011 is 110527027.

It is a happy number.

720725011 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 a cyclic number.

It is not a de Polignac number, because 720725011 - 2¹ = 720725009 is a prime.

Together with 720725009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (720725017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360362505 + 360362506.

It is an arithmetic number, because the mean of its divisors is an integer number (360362506).

Almost surely, 2^720725011 is an apocalyptic number.

720725011 is a deficient number, since it is larger than the sum of its proper divisors (1).

720725011 is an equidigital number, since it uses as much as digits as its factorization.

720725011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 980, while the sum is 25.

The square root of 720725011 is about 26846.3221130940. The cubic root of 720725011 is about 896.5816879953.

The spelling of 720725011 in words is "seven hundred twenty million, seven hundred twenty-five thousand, eleven".