9725233853 has 4 divisors (see below), whose sum is σ = 9726236928. Its totient is φ = 9724230780.

The previous prime is 9725233841. The next prime is 9725233873. The reversal of 9725233853 is 3583325279.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9725233853 - 2²⁸ = 9456798397 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9725233798 and 9725233807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9725233873) 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, 486851 + ... + 506432.

It is an arithmetic number, because the mean of its divisors is an integer number (2431559232).

Almost surely, 2^9725233853 is an apocalyptic number.

It is an amenable number.

9725233853 is a deficient number, since it is larger than the sum of its proper divisors (1003075).

9725233853 is an equidigital number, since it uses as much as digits as its factorization.

9725233853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003074.

The product of its digits is 1360800, while the sum is 47.

The square root of 9725233853 is about 98616.6002912289. The cubic root of 9725233853 is about 2134.5189645111.

The spelling of 9725233853 in words is "nine billion, seven hundred twenty-five million, two hundred thirty-three thousand, eight hundred fifty-three".