40968923 has 2 divisors, whose sum is σ = 40968924. Its totient is φ = 40968922.

The previous prime is 40968899. The next prime is 40968979. The reversal of 40968923 is 32986904.

It is a happy number.

40968923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40968923 - 2⁸ = 40968667 is a prime.

It is not a weakly prime, because it can be changed into another prime (40962923) 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, 20484461 + 20484462.

It is an arithmetic number, because the mean of its divisors is an integer number (20484462).

Almost surely, 2^40968923 is an apocalyptic number.

40968923 is a deficient number, since it is larger than the sum of its proper divisors (1).

40968923 is an equidigital number, since it uses as much as digits as its factorization.

40968923 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 40968923 is about 6400.6970714134. The cubic root of 40968923 is about 344.7345798647.

The spelling of 40968923 in words is "forty million, nine hundred sixty-eight thousand, nine hundred twenty-three".