104091623 has 2 divisors, whose sum is σ = 104091624. Its totient is φ = 104091622.

The previous prime is 104091577. The next prime is 104091719. The reversal of 104091623 is 326190401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104091623 - 2²⁴ = 87314407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104091592 and 104091601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104091223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52045811 + 52045812.

It is an arithmetic number, because the mean of its divisors is an integer number (52045812).

Almost surely, 2^104091623 is an apocalyptic number.

104091623 is a deficient number, since it is larger than the sum of its proper divisors (1).

104091623 is an equidigital number, since it uses as much as digits as its factorization.

104091623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 104091623 is about 10202.5302253902. The cubic root of 104091623 is about 470.4049972257.

The spelling of 104091623 in words is "one hundred four million, ninety-one thousand, six hundred twenty-three".