4323668129 has 4 divisors (see below), whose sum is σ = 4716728880. Its totient is φ = 3930607380.

The previous prime is 4323668117. The next prime is 4323668131. The reversal of 4323668129 is 9218663234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4323668129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4323668129.

It is not an unprimeable number, because it can be changed into a prime (4323662129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196530359 + ... + 196530380.

It is an arithmetic number, because the mean of its divisors is an integer number (1179182220).

Almost surely, 2^4323668129 is an apocalyptic number.

It is an amenable number.

4323668129 is a deficient number, since it is larger than the sum of its proper divisors (393060751).

4323668129 is a wasteful number, since it uses less digits than its factorization.

4323668129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393060750.

The product of its digits is 373248, while the sum is 44.

The square root of 4323668129 is about 65754.6053824369. The cubic root of 4323668129 is about 1629.1114040855. Note that the first 3 decimals are identical.

The spelling of 4323668129 in words is "four billion, three hundred twenty-three million, six hundred sixty-eight thousand, one hundred twenty-nine".