41525591 has 2 divisors, whose sum is σ = 41525592. Its totient is φ = 41525590.

The previous prime is 41525569. The next prime is 41525599. The reversal of 41525591 is 19552514.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41525591 - 2¹⁸ = 41263447 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41525599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20762795 + 20762796.

It is an arithmetic number, because the mean of its divisors is an integer number (20762796).

Almost surely, 2^41525591 is an apocalyptic number.

41525591 is a deficient number, since it is larger than the sum of its proper divisors (1).

41525591 is an equidigital number, since it uses as much as digits as its factorization.

41525591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 32.

The square root of 41525591 is about 6444.0353040622. The cubic root of 41525591 is about 346.2889291423.

The spelling of 41525591 in words is "forty-one million, five hundred twenty-five thousand, five hundred ninety-one".