2153214508 has 24 divisors (see below), whose sum is σ = 3866607360. Its totient is φ = 1048610640.

The previous prime is 2153214491. The next prime is 2153214521. The reversal of 2153214508 is 8054123512.

It is a self number, because there is not a number n which added to its sum of digits gives 2153214508.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 44313 + ... + 79183.

It is an arithmetic number, because the mean of its divisors is an integer number (161108640).

Almost surely, 2^2153214508 is an apocalyptic number.

It is an amenable number.

2153214508 is a deficient number, since it is larger than the sum of its proper divisors (1713392852).

2153214508 is a wasteful number, since it uses less digits than its factorization.

2153214508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35277 (or 35275 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 2153214508 is about 46402.7424620571. The cubic root of 2153214508 is about 1291.3057923324.

The spelling of 2153214508 in words is "two billion, one hundred fifty-three million, two hundred fourteen thousand, five hundred eight".