104445312043 has 4 divisors (see below), whose sum is σ = 105916372848. Its totient is φ = 102974251240.

The previous prime is 104445312019. The next prime is 104445312067. The reversal of 104445312043 is 340213544401.

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

It is an interprime number because it is at equal distance from previous prime (104445312019) and next prime (104445312067).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104445312043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104445311996 and 104445312014.

It is not an unprimeable number, because it can be changed into a prime (104445312743) 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 in 3 ways as a sum of consecutive naturals, for example, 735530296 + ... + 735530437.

It is an arithmetic number, because the mean of its divisors is an integer number (26479093212).

Almost surely, 2^104445312043 is an apocalyptic number.

104445312043 is a deficient number, since it is larger than the sum of its proper divisors (1471060805).

104445312043 is an equidigital number, since it uses as much as digits as its factorization.

104445312043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471060804.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 104445312043 its reverse (340213544401), we get a palindrome (444658856444).

The spelling of 104445312043 in words is "one hundred four billion, four hundred forty-five million, three hundred twelve thousand, forty-three".