3146385329 has 2 divisors, whose sum is σ = 3146385330. Its totient is φ = 3146385328.

The previous prime is 3146385323. The next prime is 3146385353. The reversal of 3146385329 is 9235836413.

3146385329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2733198400 + 413186929 = 52280^2 + 20327^2 .

It is a cyclic number.

It is not a de Polignac number, because 3146385329 - 2²⁴ = 3129608113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3146385329.

It is not a weakly prime, because it can be changed into another prime (3146385323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1573192664 + 1573192665.

It is an arithmetic number, because the mean of its divisors is an integer number (1573192665).

Almost surely, 2^3146385329 is an apocalyptic number.

It is an amenable number.

3146385329 is a deficient number, since it is larger than the sum of its proper divisors (1).

3146385329 is an equidigital number, since it uses as much as digits as its factorization.

3146385329 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 44.

The square root of 3146385329 is about 56092.6495095391. The cubic root of 3146385329 is about 1465.3362814480.

The spelling of 3146385329 in words is "three billion, one hundred forty-six million, three hundred eighty-five thousand, three hundred twenty-nine".