100000609 has 2 divisors, whose sum is σ = 100000610. Its totient is φ = 100000608.

The previous prime is 100000577. The next prime is 100000627. The reversal of 100000609 is 906000001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73960000 + 26040609 = 8600^2 + 5103^2 .

It is a cyclic number.

It is not a de Polignac number, because 100000609 - 2⁵ = 100000577 is a prime.

It is a super-3 number, since 3×100000609³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100000592 and 100000601.

It is not a weakly prime, because it can be changed into another prime (100000669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50000304 + 50000305.

It is an arithmetic number, because the mean of its divisors is an integer number (50000305).

Almost surely, 2^100000609 is an apocalyptic number.

It is an amenable number.

100000609 is a deficient number, since it is larger than the sum of its proper divisors (1).

100000609 is an equidigital number, since it uses as much as digits as its factorization.

100000609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 100000609 is about 10000.0304499536. The cubic root of 100000609 is about 464.1598256019.

The spelling of 100000609 in words is "one hundred million, six hundred nine", and thus it is an aban number.