65432051 has 8 divisors (see below), whose sum is σ = 67198464. Its totient is φ = 63685440.

The previous prime is 65432047. The next prime is 65432053. The reversal of 65432051 is 15023456.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 65432051 - 2² = 65432047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65432051.

It is not an unprimeable number, because it can be changed into a prime (65432053) 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 7 ways as a sum of consecutive naturals, for example, 1871 + ... + 11591.

It is an arithmetic number, because the mean of its divisors is an integer number (8399808).

Almost surely, 2^65432051 is an apocalyptic number.

65432051 is a deficient number, since it is larger than the sum of its proper divisors (1766413).

65432051 is a wasteful number, since it uses less digits than its factorization.

65432051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9901.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 65432051 is about 8089.0080355999. The cubic root of 65432051 is about 402.9614598622.

The spelling of 65432051 in words is "sixty-five million, four hundred thirty-two thousand, fifty-one".