2153610211 has 4 divisors (see below), whose sum is σ = 2174519152. Its totient is φ = 2132701272.

The previous prime is 2153610203. The next prime is 2153610223. The reversal of 2153610211 is 1120163512.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2153610211 - 2³ = 2153610203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2153610241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10454316 + ... + 10454521.

It is an arithmetic number, because the mean of its divisors is an integer number (543629788).

Almost surely, 2^2153610211 is an apocalyptic number.

2153610211 is a deficient number, since it is larger than the sum of its proper divisors (20908941).

2153610211 is a wasteful number, since it uses less digits than its factorization.

2153610211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20908940.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 2153610211 is about 46407.0060551206. The cubic root of 2153610211 is about 1291.3848899291.

Adding to 2153610211 its reverse (1120163512), we get a palindrome (3273773723).

The spelling of 2153610211 in words is "two billion, one hundred fifty-three million, six hundred ten thousand, two hundred eleven".