1840004304043 has 4 divisors (see below), whose sum is σ = 1840784961600. Its totient is φ = 1839223646488.

The previous prime is 1840004304011. The next prime is 1840004304053. The reversal of 1840004304043 is 3404034000481.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1840004304043 - 2⁵ = 1840004304011 is a prime.

It is a super-2 number, since 2×1840004304043² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1840004303996 and 1840004304014.

It is not an unprimeable number, because it can be changed into a prime (1840004304053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390325243 + ... + 390329956.

It is an arithmetic number, because the mean of its divisors is an integer number (460196240400).

Almost surely, 2^{1840004304043} is an apocalyptic number.

1840004304043 is a deficient number, since it is larger than the sum of its proper divisors (780657557).

1840004304043 is an equidigital number, since it uses as much as digits as its factorization.

1840004304043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780657556.

The product of its (nonzero) digits is 18432, while the sum is 31.

The spelling of 1840004304043 in words is "one trillion, eight hundred forty billion, four million, three hundred four thousand, forty-three".