4329000391 has 4 divisors (see below), whose sum is σ = 4360599072. Its totient is φ = 4297401712.

The previous prime is 4329000371. The next prime is 4329000421. The reversal of 4329000391 is 1930009234.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4329000391 - 2¹¹ = 4328998343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4329000311) 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, 15799135 + ... + 15799408.

It is an arithmetic number, because the mean of its divisors is an integer number (1090149768).

Almost surely, 2^4329000391 is an apocalyptic number.

4329000391 is the 41613-rd centered pentagonal number.

4329000391 is a deficient number, since it is larger than the sum of its proper divisors (31598681).

4329000391 is a wasteful number, since it uses less digits than its factorization.

4329000391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31598680.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 4329000391 is about 65795.1395697281. The cubic root of 4329000391 is about 1629.7808418511.

The spelling of 4329000391 in words is "four billion, three hundred twenty-nine million, three hundred ninety-one", and thus it is an aban number.