40363783 has 2 divisors, whose sum is σ = 40363784. Its totient is φ = 40363782.

The previous prime is 40363759. The next prime is 40363787. The reversal of 40363783 is 38736304.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40363783 - 2¹³ = 40355591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40363787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20181891 + 20181892.

It is an arithmetic number, because the mean of its divisors is an integer number (20181892).

Almost surely, 2^40363783 is an apocalyptic number.

40363783 is a deficient number, since it is larger than the sum of its proper divisors (1).

40363783 is an equidigital number, since it uses as much as digits as its factorization.

40363783 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 40363783 is about 6353.2497983316. The cubic root of 40363783 is about 343.0288291011.

The spelling of 40363783 in words is "forty million, three hundred sixty-three thousand, seven hundred eighty-three".