6172328389 has 2 divisors, whose sum is σ = 6172328390. Its totient is φ = 6172328388.

The previous prime is 6172328359. The next prime is 6172328401. The reversal of 6172328389 is 9838232716.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3325252225 + 2847076164 = 57665^2 + 53358^2 .

It is a cyclic number.

It is not a de Polignac number, because 6172328389 - 2¹⁹ = 6171804101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6172328359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3086164194 + 3086164195.

It is an arithmetic number, because the mean of its divisors is an integer number (3086164195).

Almost surely, 2^6172328389 is an apocalyptic number.

It is an amenable number.

6172328389 is a deficient number, since it is larger than the sum of its proper divisors (1).

6172328389 is an equidigital number, since it uses as much as digits as its factorization.

6172328389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 49.

The square root of 6172328389 is about 78564.1673347335. The cubic root of 6172328389 is about 1834.3533956146.

The spelling of 6172328389 in words is "six billion, one hundred seventy-two million, three hundred twenty-eight thousand, three hundred eighty-nine".