40500041173 has 2 divisors, whose sum is σ = 40500041174. Its totient is φ = 40500041172.

The previous prime is 40500041123. The next prime is 40500041191. The reversal of 40500041173 is 37114000504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 29646985489 + 10853055684 = 172183^2 + 104178^2 .

It is a cyclic number.

It is not a de Polignac number, because 40500041173 - 2¹³ = 40500032981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40500041123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20250020586 + 20250020587.

It is an arithmetic number, because the mean of its divisors is an integer number (20250020587).

Almost surely, 2^40500041173 is an apocalyptic number.

It is an amenable number.

40500041173 is a deficient number, since it is larger than the sum of its proper divisors (1).

40500041173 is an equidigital number, since it uses as much as digits as its factorization.

40500041173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

Adding to 40500041173 its reverse (37114000504), we get a palindrome (77614041677).

The spelling of 40500041173 in words is "forty billion, five hundred million, forty-one thousand, one hundred seventy-three".