329073061 has 2 divisors, whose sum is σ = 329073062. Its totient is φ = 329073060.

The previous prime is 329073053. The next prime is 329073089. The reversal of 329073061 is 160370923.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 256992961 + 72080100 = 16031^2 + 8490^2 .

It is a cyclic number.

It is not a de Polignac number, because 329073061 - 2³ = 329073053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (329070061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164536530 + 164536531.

It is an arithmetic number, because the mean of its divisors is an integer number (164536531).

Almost surely, 2^329073061 is an apocalyptic number.

It is an amenable number.

329073061 is a deficient number, since it is larger than the sum of its proper divisors (1).

329073061 is an equidigital number, since it uses as much as digits as its factorization.

329073061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 329073061 is about 18140.3710270766. The cubic root of 329073061 is about 690.3946919207.

The spelling of 329073061 in words is "three hundred twenty-nine million, seventy-three thousand, sixty-one".