40719067 has 2 divisors, whose sum is σ = 40719068. Its totient is φ = 40719066.

The previous prime is 40719047. The next prime is 40719073. The reversal of 40719067 is 76091704.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40719067 is a prime.

It is not a weakly prime, because it can be changed into another prime (40719037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20359533 + 20359534.

It is an arithmetic number, because the mean of its divisors is an integer number (20359534).

Almost surely, 2^40719067 is an apocalyptic number.

40719067 is a deficient number, since it is larger than the sum of its proper divisors (1).

40719067 is an equidigital number, since it uses as much as digits as its factorization.

40719067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 40719067 is about 6381.1493478840. The cubic root of 40719067 is about 344.0323427090.

The spelling of 40719067 in words is "forty million, seven hundred nineteen thousand, sixty-seven".