65130543 has 6 divisors (see below), whose sum is σ = 94077464. Its totient is φ = 43420356.

The previous prime is 65130529. The next prime is 65130547. The reversal of 65130543 is 34503156.

65130543 is a `hidden beast` number, since 651 + 3 + 0 + 5 + 4 + 3 = 666.

It is not a de Polignac number, because 65130543 - 2¹² = 65126447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65130547) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3618355 + ... + 3618372.

Almost surely, 2^65130543 is an apocalyptic number.

65130543 is a deficient number, since it is larger than the sum of its proper divisors (28946921).

65130543 is a wasteful number, since it uses less digits than its factorization.

65130543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7236733 (or 7236730 counting only the distinct ones).

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

The square root of 65130543 is about 8070.3496206794. The cubic root of 65130543 is about 402.3415638662.

Adding to 65130543 its reverse (34503156), we get a palindrome (99633699).

The spelling of 65130543 in words is "sixty-five million, one hundred thirty thousand, five hundred forty-three".