40968899 has 2 divisors, whose sum is σ = 40968900. Its totient is φ = 40968898.

The previous prime is 40968877. The next prime is 40968923. The reversal of 40968899 is 99886904.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40968899 - 2⁸ = 40968643 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40968899.

It is not a weakly prime, because it can be changed into another prime (40938899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20484449 + 20484450.

It is an arithmetic number, because the mean of its divisors is an integer number (20484450).

Almost surely, 2^40968899 is an apocalyptic number.

40968899 is a deficient number, since it is larger than the sum of its proper divisors (1).

40968899 is an equidigital number, since it uses as much as digits as its factorization.

40968899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 40968899 is about 6400.6951966173. The cubic root of 40968899 is about 344.7345125483.

The spelling of 40968899 in words is "forty million, nine hundred sixty-eight thousand, eight hundred ninety-nine".