725003569 has 2 divisors, whose sum is σ = 725003570. Its totient is φ = 725003568.

The previous prime is 725003497. The next prime is 725003599. The reversal of 725003569 is 965300527.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 664350625 + 60652944 = 25775^2 + 7788^2 .

It is a cyclic number.

It is not a de Polignac number, because 725003569 - 2⁷ = 725003441 is a prime.

It is a super-2 number, since 2×725003569² = 1051260350125475522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (725003599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362501784 + 362501785.

It is an arithmetic number, because the mean of its divisors is an integer number (362501785).

Almost surely, 2^725003569 is an apocalyptic number.

It is an amenable number.

725003569 is a deficient number, since it is larger than the sum of its proper divisors (1).

725003569 is an equidigital number, since it uses as much as digits as its factorization.

725003569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 725003569 is about 26925.8903102572. The cubic root of 725003569 is about 898.3523636906.

The spelling of 725003569 in words is "seven hundred twenty-five million, three thousand, five hundred sixty-nine".