65133713 has 8 divisors (see below), whose sum is σ = 65904960. Its totient is φ = 64365840.

The previous prime is 65133689. The next prime is 65133721. The reversal of 65133713 is 31733156.

It is a happy number.

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 65133713 - 2²⁰ = 64085137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65133743) 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, 68306 + ... + 69252.

It is an arithmetic number, because the mean of its divisors is an integer number (8238120).

Almost surely, 2^65133713 is an apocalyptic number.

It is an amenable number.

65133713 is a deficient number, since it is larger than the sum of its proper divisors (771247).

65133713 is a wasteful number, since it uses less digits than its factorization.

65133713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1687.

The product of its digits is 5670, while the sum is 29.

The square root of 65133713 is about 8070.5460162247. The cubic root of 65133713 is about 402.3480912803.

Adding to 65133713 its reverse (31733156), we get a palindrome (96866869).

The spelling of 65133713 in words is "sixty-five million, one hundred thirty-three thousand, seven hundred thirteen".