104143426 has 4 divisors (see below), whose sum is σ = 156215142. Its totient is φ = 52071712.

The previous prime is 104143397. The next prime is 104143441. The reversal of 104143426 is 624341401.

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

It can be written as a sum of positive squares in only one way, i.e., 65691025 + 38452401 = 8105^2 + 6201^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 104143426.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26035855 + ... + 26035858.

Almost surely, 2^104143426 is an apocalyptic number.

104143426 is a deficient number, since it is larger than the sum of its proper divisors (52071716).

104143426 is an equidigital number, since it uses as much as digits as its factorization.

104143426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52071715.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 104143426 is about 10205.0686425913. The cubic root of 104143426 is about 470.4830193503.

Adding to 104143426 its reverse (624341401), we get a palindrome (728484827).

The spelling of 104143426 in words is "one hundred four million, one hundred forty-three thousand, four hundred twenty-six".