2132185653 has 16 divisors (see below), whose sum is σ = 3401778240. Its totient is φ = 1312114032.

The previous prime is 2132185651. The next prime is 2132185687. The reversal of 2132185653 is 3565812312.

It is not a de Polignac number, because 2132185653 - 2¹ = 2132185651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132185651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3036951 + ... + 3037652.

It is an arithmetic number, because the mean of its divisors is an integer number (212611140).

Almost surely, 2^2132185653 is an apocalyptic number.

It is an amenable number.

2132185653 is a deficient number, since it is larger than the sum of its proper divisors (1269592587).

2132185653 is a wasteful number, since it uses less digits than its factorization.

2132185653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6074625 (or 6074619 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 2132185653 is about 46175.5958597179. The cubic root of 2132185653 is about 1287.0882894860.

Adding to 2132185653 its reverse (3565812312), we get a palindrome (5697997965).

The spelling of 2132185653 in words is "two billion, one hundred thirty-two million, one hundred eighty-five thousand, six hundred fifty-three".