424606109 has 2 divisors, whose sum is σ = 424606110. Its totient is φ = 424606108.

The previous prime is 424606099. The next prime is 424606153. The reversal of 424606109 is 901606424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424483609 + 122500 = 20603^2 + 350^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424606109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424606159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212303054 + 212303055.

It is an arithmetic number, because the mean of its divisors is an integer number (212303055).

Almost surely, 2^424606109 is an apocalyptic number.

It is an amenable number.

424606109 is a deficient number, since it is larger than the sum of its proper divisors (1).

424606109 is an equidigital number, since it uses as much as digits as its factorization.

424606109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 424606109 is about 20605.9726535779. The cubic root of 424606109 is about 751.6149550273.

The spelling of 424606109 in words is "four hundred twenty-four million, six hundred six thousand, one hundred nine".