41006531 has 2 divisors, whose sum is σ = 41006532. Its totient is φ = 41006530.

The previous prime is 41006491. The next prime is 41006549. The reversal of 41006531 is 13560014.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41006531 - 2¹⁸ = 40744387 is a prime.

It is a super-2 number, since 2×41006531² = 3363071169307922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (41006561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20503265 + 20503266.

It is an arithmetic number, because the mean of its divisors is an integer number (20503266).

Almost surely, 2^41006531 is an apocalyptic number.

41006531 is a deficient number, since it is larger than the sum of its proper divisors (1).

41006531 is an equidigital number, since it uses as much as digits as its factorization.

41006531 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 41006531 is about 6403.6342025447. The cubic root of 41006531 is about 344.8400322587.

Adding to 41006531 its reverse (13560014), we get a palindrome (54566545).

The spelling of 41006531 in words is "forty-one million, six thousand, five hundred thirty-one".