329489137 has 2 divisors, whose sum is σ = 329489138. Its totient is φ = 329489136.

The previous prime is 329489131. The next prime is 329489159. The reversal of 329489137 is 731984923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 285981921 + 43507216 = 16911^2 + 6596^2 .

It is a cyclic number.

It is not a de Polignac number, because 329489137 - 2⁷ = 329489009 is a prime.

It is not a weakly prime, because it can be changed into another prime (329489131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164744568 + 164744569.

It is an arithmetic number, because the mean of its divisors is an integer number (164744569).

Almost surely, 2^329489137 is an apocalyptic number.

It is an amenable number.

329489137 is a deficient number, since it is larger than the sum of its proper divisors (1).

329489137 is an equidigital number, since it uses as much as digits as its factorization.

329489137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 326592, while the sum is 46.

The square root of 329489137 is about 18151.8356372021. The cubic root of 329489137 is about 690.6855449388.

The spelling of 329489137 in words is "three hundred twenty-nine million, four hundred eighty-nine thousand, one hundred thirty-seven".