40303763 has 2 divisors, whose sum is σ = 40303764. Its totient is φ = 40303762.

The previous prime is 40303759. The next prime is 40303793. The reversal of 40303763 is 36730304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40303763 - 2² = 40303759 is a prime.

It is not a weakly prime, because it can be changed into another prime (40303723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20151881 + 20151882.

It is an arithmetic number, because the mean of its divisors is an integer number (20151882).

Almost surely, 2^40303763 is an apocalyptic number.

40303763 is a deficient number, since it is larger than the sum of its proper divisors (1).

40303763 is an equidigital number, since it uses as much as digits as its factorization.

40303763 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 40303763 is about 6348.5244742381. The cubic root of 40303763 is about 342.8587194785.

The spelling of 40303763 in words is "forty million, three hundred three thousand, seven hundred sixty-three".