4164389129 has 4 divisors (see below), whose sum is σ = 4214562576. Its totient is φ = 4114215684.

The previous prime is 4164389111. The next prime is 4164389149. The reversal of 4164389129 is 9219834614.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9219834614 = 2 ⋅4609917307.

It is a cyclic number.

It is not a de Polignac number, because 4164389129 - 2¹⁶ = 4164323593 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4164389149) 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, 25086599 + ... + 25086764.

It is an arithmetic number, because the mean of its divisors is an integer number (1053640644).

Almost surely, 2^4164389129 is an apocalyptic number.

It is an amenable number.

4164389129 is a deficient number, since it is larger than the sum of its proper divisors (50173447).

4164389129 is an equidigital number, since it uses as much as digits as its factorization.

4164389129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50173446.

The product of its digits is 373248, while the sum is 47.

The square root of 4164389129 is about 64532.0782944421. The cubic root of 4164389129 is about 1608.8557291140.

The spelling of 4164389129 in words is "four billion, one hundred sixty-four million, three hundred eighty-nine thousand, one hundred twenty-nine".