40485017 has 2 divisors, whose sum is σ = 40485018. Its totient is φ = 40485016.

The previous prime is 40484989. The next prime is 40485061. The reversal of 40485017 is 71058404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20939776 + 19545241 = 4576^2 + 4421^2 .

It is a cyclic number.

It is not a de Polignac number, because 40485017 - 2¹⁸ = 40222873 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40485097) 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, 20242508 + 20242509.

It is an arithmetic number, because the mean of its divisors is an integer number (20242509).

Almost surely, 2^40485017 is an apocalyptic number.

It is an amenable number.

40485017 is a deficient number, since it is larger than the sum of its proper divisors (1).

40485017 is an equidigital number, since it uses as much as digits as its factorization.

40485017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 29.

The square root of 40485017 is about 6362.7837461287. The cubic root of 40485017 is about 343.3719187685.

The spelling of 40485017 in words is "forty million, four hundred eighty-five thousand, seventeen".