40783763 has 2 divisors, whose sum is σ = 40783764. Its totient is φ = 40783762.

The previous prime is 40783759. The next prime is 40783781. The reversal of 40783763 is 36738704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40783763 - 2² = 40783759 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40783703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20391881 + 20391882.

It is an arithmetic number, because the mean of its divisors is an integer number (20391882).

Almost surely, 2^40783763 is an apocalyptic number.

40783763 is a deficient number, since it is larger than the sum of its proper divisors (1).

40783763 is an equidigital number, since it uses as much as digits as its factorization.

40783763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 40783763 is about 6386.2166421129. The cubic root of 40783763 is about 344.2144501803.

The spelling of 40783763 in words is "forty million, seven hundred eighty-three thousand, seven hundred sixty-three".