40738099 has 2 divisors, whose sum is σ = 40738100. Its totient is φ = 40738098.

The previous prime is 40738097. The next prime is 40738111. The reversal of 40738099 is 99083704.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40738099 - 2¹ = 40738097 is a prime.

Together with 40738097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (40738097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20369049 + 20369050.

It is an arithmetic number, because the mean of its divisors is an integer number (20369050).

Almost surely, 2^40738099 is an apocalyptic number.

40738099 is a deficient number, since it is larger than the sum of its proper divisors (1).

40738099 is an equidigital number, since it uses as much as digits as its factorization.

40738099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 40738099 is about 6382.6404410714. The cubic root of 40738099 is about 344.0859343405.

The spelling of 40738099 in words is "forty million, seven hundred thirty-eight thousand, ninety-nine".