725203005311 has 4 divisors (see below), whose sum is σ = 727565230392. Its totient is φ = 722840780232.

The previous prime is 725203005301. The next prime is 725203005337. The reversal of 725203005311 is 113500302527.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 725203005311 - 2²⁶ = 725135896447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (725203005301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1181112080 + ... + 1181112693.

It is an arithmetic number, because the mean of its divisors is an integer number (181891307598).

Almost surely, 2^725203005311 is an apocalyptic number.

725203005311 is a deficient number, since it is larger than the sum of its proper divisors (2362225081).

725203005311 is a wasteful number, since it uses less digits than its factorization.

725203005311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2362225080.

The product of its (nonzero) digits is 6300, while the sum is 29.

Adding to 725203005311 its reverse (113500302527), we get a palindrome (838703307838).

The spelling of 725203005311 in words is "seven hundred twenty-five billion, two hundred three million, five thousand, three hundred eleven".