2153432005 has 16 divisors (see below), whose sum is σ = 2659392000. Its totient is φ = 1672754112.

The previous prime is 2153431997. The next prime is 2153432011. The reversal of 2153432005 is 5002343512.

It is a cyclic number.

It is not a de Polignac number, because 2153432005 - 2³ = 2153431997 is a prime.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 80652 + ... + 103978.

It is an arithmetic number, because the mean of its divisors is an integer number (166212000).

Almost surely, 2^2153432005 is an apocalyptic number.

It is an amenable number.

2153432005 is a deficient number, since it is larger than the sum of its proper divisors (505959995).

2153432005 is a wasteful number, since it uses less digits than its factorization.

2153432005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23868.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 2153432005 is about 46405.0859820343. The cubic root of 2153432005 is about 1291.3492692951.

Adding to 2153432005 its reverse (5002343512), we get a palindrome (7155775517).

The spelling of 2153432005 in words is "two billion, one hundred fifty-three million, four hundred thirty-two thousand, five".