1329701 has 2 divisors, whose sum is σ = 1329702. Its totient is φ = 1329700.

The previous prime is 1329673. The next prime is 1329703. The reversal of 1329701 is 1079231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1324801 + 4900 = 1151^2 + 70^2 .

It is a cyclic number.

It is not a de Polignac number, because 1329701 - 2⁶ = 1329637 is a prime.

Together with 1329703, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1329703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664850 + 664851.

It is an arithmetic number, because the mean of its divisors is an integer number (664851).

2^1329701 is an apocalyptic number.

It is an amenable number.

1329701 is a deficient number, since it is larger than the sum of its proper divisors (1).

1329701 is an equidigital number, since it uses as much as digits as its factorization.

1329701 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 1329701 is about 1153.1266192401. The cubic root of 1329701 is about 109.9642032281.

The spelling of 1329701 in words is "one million, three hundred twenty-nine thousand, seven hundred one".