67006117 has 2 divisors, whose sum is σ = 67006118. Its totient is φ = 67006116.

The previous prime is 67006111. The next prime is 67006133. The reversal of 67006117 is 71160076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37564641 + 29441476 = 6129^2 + 5426^2 .

It is a cyclic number.

It is not a de Polignac number, because 67006117 - 2³ = 67006109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67006111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33503058 + 33503059.

It is an arithmetic number, because the mean of its divisors is an integer number (33503059).

Almost surely, 2^67006117 is an apocalyptic number.

It is an amenable number.

67006117 is a deficient number, since it is larger than the sum of its proper divisors (1).

67006117 is an equidigital number, since it uses as much as digits as its factorization.

67006117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 67006117 is about 8185.7264185899. The cubic root of 67006117 is about 406.1671701111.

The spelling of 67006117 in words is "sixty-seven million, six thousand, one hundred seventeen".