2312153243 has 8 divisors (see below), whose sum is σ = 2341634400. Its totient is φ = 2282858560.

The previous prime is 2312153227. The next prime is 2312153251. The reversal of 2312153243 is 3423512132.

It is a happy number.

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 2312153243 - 2⁴ = 2312153227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2312153743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21578 + ... + 71343.

It is an arithmetic number, because the mean of its divisors is an integer number (292704300).

Almost surely, 2^2312153243 is an apocalyptic number.

2312153243 is a deficient number, since it is larger than the sum of its proper divisors (29481157).

2312153243 is a wasteful number, since it uses less digits than its factorization.

2312153243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93237.

The product of its digits is 4320, while the sum is 26.

The square root of 2312153243 is about 48084.8546114055. The cubic root of 2312153243 is about 1322.3270177062.

Adding to 2312153243 its reverse (3423512132), we get a palindrome (5735665375).

The spelling of 2312153243 in words is "two billion, three hundred twelve million, one hundred fifty-three thousand, two hundred forty-three".