106404503609 has 2 divisors, whose sum is σ = 106404503610. Its totient is φ = 106404503608.

The previous prime is 106404503581. The next prime is 106404503657. The reversal of 106404503609 is 906305404601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54067875625 + 52336627984 = 232525^2 + 228772^2 .

It is a cyclic number.

It is not a de Polignac number, because 106404503609 - 2¹⁶ = 106404438073 is a prime.

It is a super-2 number, since 2×106404503609² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106404503659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53202251804 + 53202251805.

It is an arithmetic number, because the mean of its divisors is an integer number (53202251805).

Almost surely, 2^106404503609 is an apocalyptic number.

It is an amenable number.

106404503609 is a deficient number, since it is larger than the sum of its proper divisors (1).

106404503609 is an equidigital number, since it uses as much as digits as its factorization.

106404503609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 106404503609 in words is "one hundred six billion, four hundred four million, five hundred three thousand, six hundred nine".