40061173 has 2 divisors, whose sum is σ = 40061174. Its totient is φ = 40061172.

The previous prime is 40061167. The next prime is 40061191. The reversal of 40061173 is 37116004.

40061173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28068804 + 11992369 = 5298^2 + 3463^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40061173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40061113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20030586 + 20030587.

It is an arithmetic number, because the mean of its divisors is an integer number (20030587).

Almost surely, 2^40061173 is an apocalyptic number.

It is an amenable number.

40061173 is a deficient number, since it is larger than the sum of its proper divisors (1).

40061173 is an equidigital number, since it uses as much as digits as its factorization.

40061173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 40061173 is about 6329.3896230205. The cubic root of 40061173 is about 342.1694411339.

Adding to 40061173 its reverse (37116004), we get a palindrome (77177177).

The spelling of 40061173 in words is "forty million, sixty-one thousand, one hundred seventy-three".