40318099 has 2 divisors, whose sum is σ = 40318100. Its totient is φ = 40318098.

The previous prime is 40318097. The next prime is 40318111. The reversal of 40318099 is 99081304.

40318099 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 40318099 - 2¹ = 40318097 is a prime.

Together with 40318097, it forms a pair of twin primes.

It is equal to p_2451859 and since 40318099 and 2451859 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (40318093) 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, 20159049 + 20159050.

It is an arithmetic number, because the mean of its divisors is an integer number (20159050).

Almost surely, 2^40318099 is an apocalyptic number.

40318099 is a deficient number, since it is larger than the sum of its proper divisors (1).

40318099 is an equidigital number, since it uses as much as digits as its factorization.

40318099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The square root of 40318099 is about 6349.6534551108. The cubic root of 40318099 is about 342.8993661376.

The spelling of 40318099 in words is "forty million, three hundred eighteen thousand, ninety-nine".