40343341 has 2 divisors, whose sum is σ = 40343342. Its totient is φ = 40343340.

The previous prime is 40343333. The next prime is 40343371. The reversal of 40343341 is 14334304.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29387241 + 10956100 = 5421^2 + 3310^2 .

It is a cyclic number.

It is not a de Polignac number, because 40343341 - 2³ = 40343333 is a prime.

It is equal to p_2453314 and since 40343341 and 2453314 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40343371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20171670 + 20171671.

It is an arithmetic number, because the mean of its divisors is an integer number (20171671).

Almost surely, 2^40343341 is an apocalyptic number.

It is an amenable number.

40343341 is a deficient number, since it is larger than the sum of its proper divisors (1).

40343341 is an equidigital number, since it uses as much as digits as its factorization.

40343341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 40343341 is about 6351.6408116328. The cubic root of 40343341 is about 342.9709110130.

Adding to 40343341 its reverse (14334304), we get a palindrome (54677645).

The spelling of 40343341 in words is "forty million, three hundred forty-three thousand, three hundred forty-one".