2153524215 has 64 divisors (see below), whose sum is σ = 3703366656. Its totient is φ = 1064835072.

The previous prime is 2153524207. The next prime is 2153524291. The reversal of 2153524215 is 5124253512.

2153524215 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2153524215 - 2³ = 2153524207 is a prime.

It is a super-3 number, since 3×2153524215³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8188174 + ... + 8188436.

It is an arithmetic number, because the mean of its divisors is an integer number (57865104).

Almost surely, 2^2153524215 is an apocalyptic number.

2153524215 is a deficient number, since it is larger than the sum of its proper divisors (1549842441).

2153524215 is a wasteful number, since it uses less digits than its factorization.

2153524215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648.

The product of its digits is 12000, while the sum is 30.

The square root of 2153524215 is about 46406.0795047373. The cubic root of 2153524215 is about 1291.3677008988.

Adding to 2153524215 its reverse (5124253512), we get a palindrome (7277777727).

The spelling of 2153524215 in words is "two billion, one hundred fifty-three million, five hundred twenty-four thousand, two hundred fifteen".