725300911 has 2 divisors, whose sum is σ = 725300912. Its totient is φ = 725300910.

The previous prime is 725300887. The next prime is 725300923. The reversal of 725300911 is 119003527.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 725300911 - 2⁹ = 725300399 is a prime.

It is a super-2 number, since 2×725300911² = 1052122822994859842, 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 725300911.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725300951) 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, 362650455 + 362650456.

It is an arithmetic number, because the mean of its divisors is an integer number (362650456).

Almost surely, 2^725300911 is an apocalyptic number.

725300911 is a deficient number, since it is larger than the sum of its proper divisors (1).

725300911 is an equidigital number, since it uses as much as digits as its factorization.

725300911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 725300911 is about 26931.4112329822. The cubic root of 725300911 is about 898.4751591227.

The spelling of 725300911 in words is "seven hundred twenty-five million, three hundred thousand, nine hundred eleven".