40124143373 has 2 divisors, whose sum is σ = 40124143374. Its totient is φ = 40124143372.

The previous prime is 40124143369. The next prime is 40124143439. The reversal of 40124143373 is 37334142104.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32776567849 + 7347575524 = 181043^2 + 85718^2 .

It is a cyclic number.

It is not a de Polignac number, because 40124143373 - 2² = 40124143369 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40124143313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20062071686 + 20062071687.

It is an arithmetic number, because the mean of its divisors is an integer number (20062071687).

Almost surely, 2^40124143373 is an apocalyptic number.

It is an amenable number.

40124143373 is a deficient number, since it is larger than the sum of its proper divisors (1).

40124143373 is an equidigital number, since it uses as much as digits as its factorization.

40124143373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 32.

Adding to 40124143373 its reverse (37334142104), we get a palindrome (77458285477).

The spelling of 40124143373 in words is "forty billion, one hundred twenty-four million, one hundred forty-three thousand, three hundred seventy-three".