65135430 has 24 divisors (see below), whose sum is σ = 169352352. Its totient is φ = 17369424.

The previous prime is 65135407. The next prime is 65135437. The reversal of 65135430 is 3453156.

65135430 is a `hidden beast` number, since 651 + 3 + 5 + 4 + 3 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 65135394 and 65135403.

It is a congruent number.

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

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 361774 + ... + 361953.

It is an arithmetic number, because the mean of its divisors is an integer number (7056348).

Almost surely, 2^65135430 is an apocalyptic number.

65135430 is an abundant number, since it is smaller than the sum of its proper divisors (104216922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65135430 is a wasteful number, since it uses less digits than its factorization.

65135430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723740 (or 723737 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 65135430 is about 8070.6523899868. The cubic root of 65135430 is about 402.3516267029.

Adding to 65135430 its reverse (3453156), we get a palindrome (68588586).

The spelling of 65135430 in words is "sixty-five million, one hundred thirty-five thousand, four hundred thirty".