725301011 has 2 divisors, whose sum is σ = 725301012. Its totient is φ = 725301010.

The previous prime is 725300993. The next prime is 725301053. The reversal of 725301011 is 110103527.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-725301011 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (725301091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362650505 + 362650506.

It is an arithmetic number, because the mean of its divisors is an integer number (362650506).

Almost surely, 2^725301011 is an apocalyptic number.

725301011 is a deficient number, since it is larger than the sum of its proper divisors (1).

725301011 is an equidigital number, since it uses as much as digits as its factorization.

725301011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 725301011 is about 26931.4130895503. The cubic root of 725301011 is about 898.4752004148.

Adding to 725301011 its reverse (110103527), we get a palindrome (835404538).

The spelling of 725301011 in words is "seven hundred twenty-five million, three hundred one thousand, eleven".