40056383 has 2 divisors, whose sum is σ = 40056384. Its totient is φ = 40056382.

The previous prime is 40056281. The next prime is 40056421. The reversal of 40056383 is 38365004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40056383 - 2¹⁰ = 40055359 is a prime.

It is equal to p_2436842 and since 40056383 and 2436842 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40056983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20028191 + 20028192.

It is an arithmetic number, because the mean of its divisors is an integer number (20028192).

Almost surely, 2^40056383 is an apocalyptic number.

40056383 is a deficient number, since it is larger than the sum of its proper divisors (1).

40056383 is an equidigital number, since it uses as much as digits as its factorization.

40056383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 40056383 is about 6329.0112181920. The cubic root of 40056383 is about 342.1558031829.

The spelling of 40056383 in words is "forty million, fifty-six thousand, three hundred eighty-three".