41945887 has 2 divisors, whose sum is σ = 41945888. Its totient is φ = 41945886.

The previous prime is 41945801. The next prime is 41945899. The reversal of 41945887 is 78854914.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41945887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41948887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20972943 + 20972944.

It is an arithmetic number, because the mean of its divisors is an integer number (20972944).

Almost surely, 2^41945887 is an apocalyptic number.

41945887 is a deficient number, since it is larger than the sum of its proper divisors (1).

41945887 is an equidigital number, since it uses as much as digits as its factorization.

41945887 is an evil number, because the sum of its binary digits is even.

The product of its digits is 322560, while the sum is 46.

The square root of 41945887 is about 6476.5644442096. The cubic root of 41945887 is about 347.4533160205.

The spelling of 41945887 in words is "forty-one million, nine hundred forty-five thousand, eight hundred eighty-seven".