2153224291 has 2 divisors, whose sum is σ = 2153224292. Its totient is φ = 2153224290.

The previous prime is 2153224289. The next prime is 2153224357. The reversal of 2153224291 is 1924223512.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2153224291 - 2¹ = 2153224289 is a prime.

Together with 2153224289, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2153224211) 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 as a sum of consecutive naturals, namely, 1076612145 + 1076612146.

It is an arithmetic number, because the mean of its divisors is an integer number (1076612146).

Almost surely, 2^2153224291 is an apocalyptic number.

2153224291 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153224291 is an equidigital number, since it uses as much as digits as its factorization.

2153224291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 31.

The square root of 2153224291 is about 46402.8478759655. The cubic root of 2153224291 is about 1291.3077479861.

The spelling of 2153224291 in words is "two billion, one hundred fifty-three million, two hundred twenty-four thousand, two hundred ninety-one".