725897903 has 2 divisors, whose sum is σ = 725897904. Its totient is φ = 725897902.

The previous prime is 725897873. The next prime is 725897933. The reversal of 725897903 is 309798527.

It is a happy number.

725897903 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (725897873) and next prime (725897933).

It is a cyclic number.

It is not a de Polignac number, because 725897903 - 2¹⁸ = 725635759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725897933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362948951 + 362948952.

It is an arithmetic number, because the mean of its divisors is an integer number (362948952).

Almost surely, 2^725897903 is an apocalyptic number.

725897903 is a deficient number, since it is larger than the sum of its proper divisors (1).

725897903 is an equidigital number, since it uses as much as digits as its factorization.

725897903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 50.

The square root of 725897903 is about 26942.4925164692. The cubic root of 725897903 is about 898.7216018413.

The spelling of 725897903 in words is "seven hundred twenty-five million, eight hundred ninety-seven thousand, nine hundred three".