2135532405 has 32 divisors (see below), whose sum is σ = 3572709120. Its totient is φ = 1087201280.

The previous prime is 2135532397. The next prime is 2135532431. The reversal of 2135532405 is 5042355312.

It is not a de Polignac number, because 2135532405 - 2³ = 2135532397 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 (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169525 + ... + 181685.

It is an arithmetic number, because the mean of its divisors is an integer number (111647160).

Almost surely, 2^2135532405 is an apocalyptic number.

It is an amenable number.

2135532405 is a deficient number, since it is larger than the sum of its proper divisors (1437176715).

2135532405 is a wasteful number, since it uses less digits than its factorization.

2135532405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12701.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 2135532405 is about 46211.8210526268. The cubic root of 2135532405 is about 1287.7613568143.

Adding to 2135532405 its reverse (5042355312), we get a palindrome (7177887717).

The spelling of 2135532405 in words is "two billion, one hundred thirty-five million, five hundred thirty-two thousand, four hundred five".