104415691 has 2 divisors, whose sum is σ = 104415692. Its totient is φ = 104415690.

The previous prime is 104415673. The next prime is 104415721. The reversal of 104415691 is 196514401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104415691 - 2¹⁵ = 104382923 is a prime.

It is not a weakly prime, because it can be changed into another prime (104415611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52207845 + 52207846.

It is an arithmetic number, because the mean of its divisors is an integer number (52207846).

Almost surely, 2^104415691 is an apocalyptic number.

104415691 is a deficient number, since it is larger than the sum of its proper divisors (1).

104415691 is an equidigital number, since it uses as much as digits as its factorization.

104415691 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 104415691 is about 10218.3996300791. The cubic root of 104415691 is about 470.8926614426.

The spelling of 104415691 in words is "one hundred four million, four hundred fifteen thousand, six hundred ninety-one".