65381135 has 8 divisors (see below), whose sum is σ = 78634800. Its totient is φ = 52186624.

The previous prime is 65381119. The next prime is 65381137. The reversal of 65381135 is 53118356.

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 65381135 - 2⁴ = 65381119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65381137) 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, 12317 + ... + 16806.

It is an arithmetic number, because the mean of its divisors is an integer number (9829350).

Almost surely, 2^65381135 is an apocalyptic number.

65381135 is a deficient number, since it is larger than the sum of its proper divisors (13253665).

65381135 is a wasteful number, since it uses less digits than its factorization.

65381135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29577.

The product of its digits is 10800, while the sum is 32.

The square root of 65381135 is about 8085.8601892439. The cubic root of 65381135 is about 402.8569111510.

The spelling of 65381135 in words is "sixty-five million, three hundred eighty-one thousand, one hundred thirty-five".