41878901 has 2 divisors, whose sum is σ = 41878902. Its totient is φ = 41878900.

The previous prime is 41878897. The next prime is 41878913. The reversal of 41878901 is 10987814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38812900 + 3066001 = 6230^2 + 1751^2 .

It is a cyclic number.

It is not a de Polignac number, because 41878901 - 2² = 41878897 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41878951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20939450 + 20939451.

It is an arithmetic number, because the mean of its divisors is an integer number (20939451).

Almost surely, 2^41878901 is an apocalyptic number.

It is an amenable number.

41878901 is a deficient number, since it is larger than the sum of its proper divisors (1).

41878901 is an equidigital number, since it uses as much as digits as its factorization.

41878901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 38.

The square root of 41878901 is about 6471.3909633092. The cubic root of 41878901 is about 347.2682608617.

The spelling of 41878901 in words is "forty-one million, eight hundred seventy-eight thousand, nine hundred one".