64316137 has 8 divisors (see below), whose sum is σ = 64886976. Its totient is φ = 63748272.

The previous prime is 64316129. The next prime is 64316183. The reversal of 64316137 is 73161346.

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 64316137 - 2³ = 64316129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64316099 and 64316108.

It is not an unprimeable number, because it can be changed into a prime (64316237) 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, 66028 + ... + 66994.

It is an arithmetic number, because the mean of its divisors is an integer number (8110872).

Almost surely, 2^64316137 is an apocalyptic number.

It is an amenable number.

64316137 is a deficient number, since it is larger than the sum of its proper divisors (570839).

64316137 is a wasteful number, since it uses less digits than its factorization.

64316137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1487.

The product of its digits is 9072, while the sum is 31.

The square root of 64316137 is about 8019.7342225288. The cubic root of 64316137 is about 400.6575372696.

The spelling of 64316137 in words is "sixty-four million, three hundred sixteen thousand, one hundred thirty-seven".