725652603 has 12 divisors (see below), whose sum is σ = 1128793120. Its totient is φ = 446555376.

The previous prime is 725652601. The next prime is 725652611. The reversal of 725652603 is 306256527.

It is a happy number.

725652603 is a `hidden beast` number, since 72 + 565 + 26 + 0 + 3 = 666.

It is not a de Polignac number, because 725652603 - 2¹ = 725652601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (725652601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3100963 + ... + 3101196.

Almost surely, 2^725652603 is an apocalyptic number.

725652603 is a deficient number, since it is larger than the sum of its proper divisors (403140517).

725652603 is a wasteful number, since it uses less digits than its factorization.

725652603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6202178 (or 6202175 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 725652603 is about 26937.9398432768. The cubic root of 725652603 is about 898.6203565443.

The spelling of 725652603 in words is "seven hundred twenty-five million, six hundred fifty-two thousand, six hundred three".