40000963 has 2 divisors, whose sum is σ = 40000964. Its totient is φ = 40000962.

The previous prime is 40000927. The next prime is 40000967. The reversal of 40000963 is 36900004.

40000963 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40000963 - 2⁹ = 40000451 is a prime.

It is not a weakly prime, because it can be changed into another prime (40000967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20000481 + 20000482.

It is an arithmetic number, because the mean of its divisors is an integer number (20000482).

Almost surely, 2^40000963 is an apocalyptic number.

40000963 is a deficient number, since it is larger than the sum of its proper divisors (1).

40000963 is an equidigital number, since it uses as much as digits as its factorization.

40000963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 40000963 is about 6324.6314517132. The cubic root of 40000963 is about 341.9979338247.

Adding to 40000963 its reverse (36900004), we get a palindrome (76900967).

The spelling of 40000963 in words is "forty million, nine hundred sixty-three", and thus it is an aban number.