104426891 has 2 divisors, whose sum is σ = 104426892. Its totient is φ = 104426890.

The previous prime is 104426867. The next prime is 104426899. The reversal of 104426891 is 198624401.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (198624401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104426891 - 2⁶ = 104426827 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104426899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52213445 + 52213446.

It is an arithmetic number, because the mean of its divisors is an integer number (52213446).

Almost surely, 2^104426891 is an apocalyptic number.

104426891 is a deficient number, since it is larger than the sum of its proper divisors (1).

104426891 is an equidigital number, since it uses as much as digits as its factorization.

104426891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 104426891 is about 10218.9476464066. The cubic root of 104426891 is about 470.9094973836.

The spelling of 104426891 in words is "one hundred four million, four hundred twenty-six thousand, eight hundred ninety-one".