40524041 has 2 divisors, whose sum is σ = 40524042. Its totient is φ = 40524040.

The previous prime is 40524023. The next prime is 40524061. The reversal of 40524041 is 14042504.

It is an a-pointer prime, because the next prime (40524061) can be obtained adding 40524041 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40513225 + 10816 = 6365^2 + 104^2 .

It is a cyclic number.

It is not a de Polignac number, because 40524041 - 2¹⁴ = 40507657 is a prime.

It is not a weakly prime, because it can be changed into another prime (40524061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20262020 + 20262021.

It is an arithmetic number, because the mean of its divisors is an integer number (20262021).

Almost surely, 2^40524041 is an apocalyptic number.

It is an amenable number.

40524041 is a deficient number, since it is larger than the sum of its proper divisors (1).

40524041 is an equidigital number, since it uses as much as digits as its factorization.

40524041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 40524041 is about 6365.8495898034. The cubic root of 40524041 is about 343.4822101279.

Adding to 40524041 its reverse (14042504), we get a palindrome (54566545).

The spelling of 40524041 in words is "forty million, five hundred twenty-four thousand, forty-one".