40454759 has 2 divisors, whose sum is σ = 40454760. Its totient is φ = 40454758.

The previous prime is 40454753. The next prime is 40454789. The reversal of 40454759 is 95745404.

40454759 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 a de Polignac number, because none of the positive numbers 2^k-40454759 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40454753) 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, 20227379 + 20227380.

It is an arithmetic number, because the mean of its divisors is an integer number (20227380).

Almost surely, 2^40454759 is an apocalyptic number.

40454759 is a deficient number, since it is larger than the sum of its proper divisors (1).

40454759 is an equidigital number, since it uses as much as digits as its factorization.

40454759 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 40454759 is about 6360.4055688297. The cubic root of 40454759 is about 343.2863534759.

The spelling of 40454759 in words is "forty million, four hundred fifty-four thousand, seven hundred fifty-nine".