327147129 has 12 divisors (see below), whose sum is σ = 472705636. Its totient is φ = 218024352.

The previous prime is 327147127. The next prime is 327147143. The reversal of 327147129 is 921741723.

It can be written as a sum of positive squares in 2 ways, for example, as 112466025 + 214681104 = 10605^2 + 14652^2 .

It is not a de Polignac number, because 327147129 - 2¹ = 327147127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 327147093 and 327147102.

It is not an unprimeable number, because it can be changed into a prime (327147127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40947 + ... + 48279.

Almost surely, 2^327147129 is an apocalyptic number.

It is an amenable number.

327147129 is a deficient number, since it is larger than the sum of its proper divisors (145558507).

327147129 is a wasteful number, since it uses less digits than its factorization.

327147129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12296 (or 12293 counting only the distinct ones).

The product of its digits is 21168, while the sum is 36.

The square root of 327147129 is about 18087.2089886748. The cubic root of 327147129 is about 689.0451884925.

It can be divided in two parts, 327 and 147129, that added together give a square (147456 = 384²).

The spelling of 327147129 in words is "three hundred twenty-seven million, one hundred forty-seven thousand, one hundred twenty-nine".