65129713 has 8 divisors (see below), whose sum is σ = 71192736. Its totient is φ = 59090400.

The previous prime is 65129699. The next prime is 65129717. The reversal of 65129713 is 31792156.

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 65129713 - 2²⁵ = 31575281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65129717) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93 + ... + 11413.

It is an arithmetic number, because the mean of its divisors is an integer number (8899092).

Almost surely, 2^65129713 is an apocalyptic number.

It is an amenable number.

65129713 is a deficient number, since it is larger than the sum of its proper divisors (6063023).

65129713 is a wasteful number, since it uses less digits than its factorization.

65129713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11855.

The product of its digits is 11340, while the sum is 34.

The square root of 65129713 is about 8070.2981977124. The cubic root of 65129713 is about 402.3398547607.

The spelling of 65129713 in words is "sixty-five million, one hundred twenty-nine thousand, seven hundred thirteen".