104231140443 has 40 divisors (see below), whose sum is σ = 169185336320. Its totient is φ = 63706610160.

The previous prime is 104231140439. The next prime is 104231140451. The reversal of 104231140443 is 344041132401.

104231140443 is a `hidden beast` number, since 10 + 42 + 31 + 140 + 443 = 666.

It is not a de Polignac number, because 104231140443 - 2² = 104231140439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104231140463) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1044655 + ... + 1140072.

It is an arithmetic number, because the mean of its divisors is an integer number (4229633408).

Almost surely, 2^104231140443 is an apocalyptic number.

104231140443 is a deficient number, since it is larger than the sum of its proper divisors (64954195877).

104231140443 is a wasteful number, since it uses less digits than its factorization.

104231140443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2184789 (or 2184780 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 104231140443 its reverse (344041132401), we get a palindrome (448272272844).

The spelling of 104231140443 in words is "one hundred four billion, two hundred thirty-one million, one hundred forty thousand, four hundred forty-three".