1329371 has 2 divisors, whose sum is σ = 1329372. Its totient is φ = 1329370.

The previous prime is 1329359. The next prime is 1329379. The reversal of 1329371 is 1739231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1329371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1329371.

It is not a weakly prime, because it can be changed into another prime (1329379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664685 + 664686.

It is an arithmetic number, because the mean of its divisors is an integer number (664686).

2^1329371 is an apocalyptic number.

1329371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1329371 is an equidigital number, since it uses as much as digits as its factorization.

1329371 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1134, while the sum is 26.

The square root of 1329371 is about 1152.9835211312. The cubic root of 1329371 is about 109.9551056467.

The spelling of 1329371 in words is "one million, three hundred twenty-nine thousand, three hundred seventy-one".