41505901 has 2 divisors, whose sum is σ = 41505902. Its totient is φ = 41505900.

The previous prime is 41505881. The next prime is 41505907. The reversal of 41505901 is 10950514.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32661225 + 8844676 = 5715^2 + 2974^2 .

It is a cyclic number.

It is not a de Polignac number, because 41505901 - 2¹¹ = 41503853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41505907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20752950 + 20752951.

It is an arithmetic number, because the mean of its divisors is an integer number (20752951).

Almost surely, 2^41505901 is an apocalyptic number.

It is an amenable number.

41505901 is a deficient number, since it is larger than the sum of its proper divisors (1).

41505901 is an equidigital number, since it uses as much as digits as its factorization.

41505901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 41505901 is about 6442.5073535076. The cubic root of 41505901 is about 346.2341877421.

The spelling of 41505901 in words is "forty-one million, five hundred five thousand, nine hundred one".