2153523305 has 8 divisors (see below), whose sum is σ = 2628028800. Its totient is φ = 1693618096.

The previous prime is 2153523301. The next prime is 2153523311. The reversal of 2153523305 is 5033253512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2153523305 - 2² = 2153523301 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2153523301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3649745 + ... + 3650334.

It is an arithmetic number, because the mean of its divisors is an integer number (328503600).

Almost surely, 2^2153523305 is an apocalyptic number.

It is an amenable number.

2153523305 is a deficient number, since it is larger than the sum of its proper divisors (474505495).

2153523305 is an equidigital number, since it uses as much as digits as its factorization.

2153523305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7300143.

The product of its (nonzero) digits is 13500, while the sum is 29.

The square root of 2153523305 is about 46406.0696999864. The cubic root of 2153523305 is about 1291.3675190040.

Adding to 2153523305 its reverse (5033253512), we get a palindrome (7186776817).

The spelling of 2153523305 in words is "two billion, one hundred fifty-three million, five hundred twenty-three thousand, three hundred five".