43007117 has 2 divisors, whose sum is σ = 43007118. Its totient is φ = 43007116.

The previous prime is 43007101. The next prime is 43007119. The reversal of 43007117 is 71170034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35450116 + 7557001 = 5954^2 + 2749^2 .

It is a cyclic number.

It is not a de Polignac number, because 43007117 - 2⁴ = 43007101 is a prime.

It is a super-2 number, since 2×43007117² = 3699224225303378, which contains 22 as substring.

Together with 43007119, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 43007092 and 43007101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43007119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21503558 + 21503559.

It is an arithmetic number, because the mean of its divisors is an integer number (21503559).

Almost surely, 2^43007117 is an apocalyptic number.

It is an amenable number.

43007117 is a deficient number, since it is larger than the sum of its proper divisors (1).

43007117 is an equidigital number, since it uses as much as digits as its factorization.

43007117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 23.

The square root of 43007117 is about 6557.9811680120. The cubic root of 43007117 is about 350.3591334096.

The spelling of 43007117 in words is "forty-three million, seven thousand, one hundred seventeen".