414444109 has 2 divisors, whose sum is σ = 414444110. Its totient is φ = 414444108.

The previous prime is 414444103. The next prime is 414444127. The reversal of 414444109 is 901444414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 346332100 + 68112009 = 18610^2 + 8253^2 .

It is a cyclic number.

It is not a de Polignac number, because 414444109 - 2⁵ = 414444077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (414444103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207222054 + 207222055.

It is an arithmetic number, because the mean of its divisors is an integer number (207222055).

Almost surely, 2^414444109 is an apocalyptic number.

It is an amenable number.

414444109 is a deficient number, since it is larger than the sum of its proper divisors (1).

414444109 is an equidigital number, since it uses as much as digits as its factorization.

414444109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 414444109 is about 20357.9004074585. The cubic root of 414444109 is about 745.5703987188.

The spelling of 414444109 in words is "four hundred fourteen million, four hundred forty-four thousand, one hundred nine".