40529999 has 2 divisors, whose sum is σ = 40530000. Its totient is φ = 40529998.

The previous prime is 40529963. The next prime is 40530011. The reversal of 40529999 is 99992504.

40529999 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 40529999 - 2⁸ = 40529743 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

40529999 is a modest number, since divided by 9999 gives 4052 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40529939) 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, 20264999 + 20265000.

It is an arithmetic number, because the mean of its divisors is an integer number (20265000).

Almost surely, 2^40529999 is an apocalyptic number.

40529999 is a deficient number, since it is larger than the sum of its proper divisors (1).

40529999 is an equidigital number, since it uses as much as digits as its factorization.

40529999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 262440, while the sum is 47.

The square root of 40529999 is about 6366.3175384205. The cubic root of 40529999 is about 343.4990426604.

The spelling of 40529999 in words is "forty million, five hundred twenty-nine thousand, nine hundred ninety-nine".