9807743253 has 16 divisors (see below), whose sum is σ = 16303781376. Its totient is φ = 5094931440.

The previous prime is 9807743249. The next prime is 9807743261. The reversal of 9807743253 is 3523477089.

It is not a de Polignac number, because 9807743253 - 2² = 9807743249 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9807743293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21228651 + ... + 21229112.

It is an arithmetic number, because the mean of its divisors is an integer number (1018986336).

Almost surely, 2^9807743253 is an apocalyptic number.

It is an amenable number.

9807743253 is a deficient number, since it is larger than the sum of its proper divisors (6496038123).

9807743253 is a wasteful number, since it uses less digits than its factorization.

9807743253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42457784.

The product of its (nonzero) digits is 1270080, while the sum is 48.

The square root of 9807743253 is about 99034.0509774290. The cubic root of 9807743253 is about 2140.5384306953.

The spelling of 9807743253 in words is "nine billion, eight hundred seven million, seven hundred forty-three thousand, two hundred fifty-three".