65135432 has 16 divisors (see below), whose sum is σ = 129313260. Its totient is φ = 30651904.

The previous prime is 65135407. The next prime is 65135437. The reversal of 65135432 is 23453156.

65135432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 65060356 + 75076 = 8066^2 + 274^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65135395 and 65135404.

It is not an unprimeable number, because it can be changed into a prime (65135437) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 239333 + ... + 239604.

Almost surely, 2^65135432 is an apocalyptic number.

It is an amenable number.

65135432 is a deficient number, since it is larger than the sum of its proper divisors (64177828).

65135432 is a wasteful number, since it uses less digits than its factorization.

65135432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478960 (or 478956 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 65135432 is about 8070.6525138925. The cubic root of 65135432 is about 402.3516308210.

Adding to 65135432 its reverse (23453156), we get a palindrome (88588588).

The spelling of 65135432 in words is "sixty-five million, one hundred thirty-five thousand, four hundred thirty-two".