725350503 has 8 divisors (see below), whose sum is σ = 975693168. Its totient is φ = 479287424.

The previous prime is 725350501. The next prime is 725350513. The reversal of 725350503 is 305053527.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 725350503 - 2¹ = 725350501 is a prime.

It is a super-2 number, since 2×725350503² = 1052266704404706018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725350501) 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 in 7 ways as a sum of consecutive naturals, for example, 1069500 + ... + 1070177.

It is an arithmetic number, because the mean of its divisors is an integer number (121961646).

Almost surely, 2^725350503 is an apocalyptic number.

725350503 is a deficient number, since it is larger than the sum of its proper divisors (250342665).

725350503 is a wasteful number, since it uses less digits than its factorization.

725350503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139793.

The product of its (nonzero) digits is 15750, while the sum is 30.

The square root of 725350503 is about 26932.3319265154. The cubic root of 725350503 is about 898.4956362167.

The spelling of 725350503 in words is "seven hundred twenty-five million, three hundred fifty thousand, five hundred three".