725303519 has 2 divisors, whose sum is σ = 725303520. Its totient is φ = 725303518.

The previous prime is 725303507. The next prime is 725303531. The reversal of 725303519 is 915303527.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (725303507) and next prime (725303531).

It is an emirp because it is prime and its reverse (915303527) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 725303519 - 2¹² = 725299423 is a prime.

It is a super-2 number, since 2×725303519² = 1052130389347566722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (725303539) 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, 362651759 + 362651760.

It is an arithmetic number, because the mean of its divisors is an integer number (362651760).

Almost surely, 2^725303519 is an apocalyptic number.

725303519 is a deficient number, since it is larger than the sum of its proper divisors (1).

725303519 is an equidigital number, since it uses as much as digits as its factorization.

725303519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28350, while the sum is 35.

The square root of 725303519 is about 26931.4596522357. The cubic root of 725303519 is about 898.4762360185.

The spelling of 725303519 in words is "seven hundred twenty-five million, three hundred three thousand, five hundred nineteen".