4329948409 has 2 divisors, whose sum is σ = 4329948410. Its totient is φ = 4329948408.

The previous prime is 4329948401. The next prime is 4329948457. The reversal of 4329948409 is 9048499234.

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., 4314519225 + 15429184 = 65685^2 + 3928^2 .

It is a cyclic number.

It is not a de Polignac number, because 4329948409 - 2³ = 4329948401 is a prime.

It is not a weakly prime, because it can be changed into another prime (4329948401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2164974204 + 2164974205.

It is an arithmetic number, because the mean of its divisors is an integer number (2164974205).

Almost surely, 2^4329948409 is an apocalyptic number.

It is an amenable number.

4329948409 is a deficient number, since it is larger than the sum of its proper divisors (1).

4329948409 is an equidigital number, since it uses as much as digits as its factorization.

4329948409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The square root of 4329948409 is about 65802.3434917025. The cubic root of 4329948409 is about 1629.8998030171.

The spelling of 4329948409 in words is "four billion, three hundred twenty-nine million, nine hundred forty-eight thousand, four hundred nine".