40304112019 has 2 divisors, whose sum is σ = 40304112020. Its totient is φ = 40304112018.

The previous prime is 40304112001. The next prime is 40304112041. The reversal of 40304112019 is 91021140304.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40304112019 - 2⁷ = 40304111891 is a prime.

It is a super-2 number, since 2×40304112019² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40304111984 and 40304112002.

It is not a weakly prime, because it can be changed into another prime (40304112049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20152056009 + 20152056010.

It is an arithmetic number, because the mean of its divisors is an integer number (20152056010).

Almost surely, 2^40304112019 is an apocalyptic number.

40304112019 is a deficient number, since it is larger than the sum of its proper divisors (1).

40304112019 is an equidigital number, since it uses as much as digits as its factorization.

40304112019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 40304112019 in words is "forty billion, three hundred four million, one hundred twelve thousand, nineteen".