67000117 has 4 divisors (see below), whose sum is σ = 67022956. Its totient is φ = 66977280.

The previous prime is 67000097. The next prime is 67000123. The reversal of 67000117 is 71100076.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21288996 + 45711121 = 4614^2 + 6761^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67000117 is a prime.

It is a Duffinian number.

67000117 is a modest number, since divided by 117 gives 67 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67000177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6234 + ... + 13147.

It is an arithmetic number, because the mean of its divisors is an integer number (16755739).

Almost surely, 2^67000117 is an apocalyptic number.

It is an amenable number.

67000117 is a deficient number, since it is larger than the sum of its proper divisors (22839).

67000117 is a wasteful number, since it uses less digits than its factorization.

67000117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22838.

The product of its (nonzero) digits is 294, while the sum is 22.

The square root of 67000117 is about 8185.3599187818. The cubic root of 67000117 is about 406.1550464629.

The spelling of 67000117 in words is "sixty-seven million, one hundred seventeen", and thus it is an aban number.