40168301 has 2 divisors, whose sum is σ = 40168302. Its totient is φ = 40168300.

The previous prime is 40168291. The next prime is 40168319. The reversal of 40168301 is 10386104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29106025 + 11062276 = 5395^2 + 3326^2 .

It is a cyclic number.

It is not a de Polignac number, because 40168301 - 2⁶ = 40168237 is a prime.

It is a super-2 number, since 2×40168301² = 3226984810453202, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40168391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20084150 + 20084151.

It is an arithmetic number, because the mean of its divisors is an integer number (20084151).

Almost surely, 2^40168301 is an apocalyptic number.

It is an amenable number.

40168301 is a deficient number, since it is larger than the sum of its proper divisors (1).

40168301 is an equidigital number, since it uses as much as digits as its factorization.

40168301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 40168301 is about 6337.8467163541. The cubic root of 40168301 is about 342.4741692918.

The spelling of 40168301 in words is "forty million, one hundred sixty-eight thousand, three hundred one".