2153212343 has 8 divisors (see below), whose sum is σ = 2196603456. Its totient is φ = 2110082400.

The previous prime is 2153212337. The next prime is 2153212349. The reversal of 2153212343 is 3432123512.

It is a happy number.

2153212343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2153212337) and next prime (2153212349).

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 2153212343 - 2¹² = 2153208247 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 (2153212349) 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, 48596 + ... + 81657.

It is an arithmetic number, because the mean of its divisors is an integer number (274575432).

Almost surely, 2^2153212343 is an apocalyptic number.

2153212343 is a deficient number, since it is larger than the sum of its proper divisors (43391113).

2153212343 is a wasteful number, since it uses less digits than its factorization.

2153212343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130585.

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

The square root of 2153212343 is about 46402.7191336887. The cubic root of 2153212343 is about 1291.3053595411.

Adding to 2153212343 its reverse (3432123512), we get a palindrome (5585335855).

The spelling of 2153212343 in words is "two billion, one hundred fifty-three million, two hundred twelve thousand, three hundred forty-three".