1329061 has 2 divisors, whose sum is σ = 1329062. Its totient is φ = 1329060.

The previous prime is 1329011. The next prime is 1329067. The reversal of 1329061 is 1609231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1322500 + 6561 = 1150^2 + 81^2 .

It is a cyclic number.

It is not a de Polignac number, because 1329061 - 2¹¹ = 1327013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1329067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664530 + 664531.

It is an arithmetic number, because the mean of its divisors is an integer number (664531).

2^1329061 is an apocalyptic number.

It is an amenable number.

1329061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1329061 is an equidigital number, since it uses as much as digits as its factorization.

1329061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1329061 is about 1152.8490794549. The cubic root of 1329061 is about 109.9465580622.

The spelling of 1329061 in words is "one million, three hundred twenty-nine thousand, sixty-one".