2311243353 has 24 divisors (see below), whose sum is σ = 3545299680. Its totient is φ = 1446802560.

The previous prime is 2311243351. The next prime is 2311243357. The reversal of 2311243353 is 3533421132.

It is not a de Polignac number, because 2311243353 - 2¹ = 2311243351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2311243351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40483 + ... + 79128.

It is an arithmetic number, because the mean of its divisors is an integer number (147720820).

Almost surely, 2^2311243353 is an apocalyptic number.

It is an amenable number.

2311243353 is a deficient number, since it is larger than the sum of its proper divisors (1234056327).

2311243353 is a wasteful number, since it uses less digits than its factorization.

2311243353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119749 (or 119746 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 2311243353 is about 48075.3923852942. The cubic root of 2311243353 is about 1322.1535387216.

Adding to 2311243353 its reverse (3533421132), we get a palindrome (5844664485).

The spelling of 2311243353 in words is "two billion, three hundred eleven million, two hundred forty-three thousand, three hundred fifty-three".