64336135 has 4 divisors (see below), whose sum is σ = 77203368. Its totient is φ = 51468904.

The previous prime is 64336087. The next prime is 64336157. The reversal of 64336135 is 53163346.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64336135 - 2¹¹ = 64334087 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64336097 and 64336106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6433609 + ... + 6433618.

It is an arithmetic number, because the mean of its divisors is an integer number (19300842).

Almost surely, 2^64336135 is an apocalyptic number.

64336135 is a deficient number, since it is larger than the sum of its proper divisors (12867233).

64336135 is a wasteful number, since it uses less digits than its factorization.

64336135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12867232.

The product of its digits is 19440, while the sum is 31.

The square root of 64336135 is about 8020.9809250490. The cubic root of 64336135 is about 400.6990588302.

The spelling of 64336135 in words is "sixty-four million, three hundred thirty-six thousand, one hundred thirty-five".