40841807 has 2 divisors, whose sum is σ = 40841808. Its totient is φ = 40841806.

The previous prime is 40841797. The next prime is 40841809. The reversal of 40841807 is 70814804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40841807 - 2⁶ = 40841743 is a prime.

Together with 40841809, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40841809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20420903 + 20420904.

It is an arithmetic number, because the mean of its divisors is an integer number (20420904).

Almost surely, 2^40841807 is an apocalyptic number.

40841807 is a deficient number, since it is larger than the sum of its proper divisors (1).

40841807 is an equidigital number, since it uses as much as digits as its factorization.

40841807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7168, while the sum is 32.

The square root of 40841807 is about 6390.7595010296. The cubic root of 40841807 is about 344.3776696510.

The spelling of 40841807 in words is "forty million, eight hundred forty-one thousand, eight hundred seven".