4403909149 has 2 divisors, whose sum is σ = 4403909150. Its totient is φ = 4403909148.

The previous prime is 4403909141. The next prime is 4403909183. The reversal of 4403909149 is 9419093044.

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., 4371589924 + 32319225 = 66118^2 + 5685^2 .

It is a cyclic number.

It is not a de Polignac number, because 4403909149 - 2³ = 4403909141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4403909141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2201954574 + 2201954575.

It is an arithmetic number, because the mean of its divisors is an integer number (2201954575).

Almost surely, 2^4403909149 is an apocalyptic number.

It is an amenable number.

4403909149 is a deficient number, since it is larger than the sum of its proper divisors (1).

4403909149 is an equidigital number, since it uses as much as digits as its factorization.

4403909149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 4403909149 is about 66361.9555845064. The cubic root of 4403909149 is about 1639.1276776979.

The spelling of 4403909149 in words is "four billion, four hundred three million, nine hundred nine thousand, one hundred forty-nine".