1329871211 has 2 divisors, whose sum is σ = 1329871212. Its totient is φ = 1329871210.

The previous prime is 1329871159. The next prime is 1329871217. The reversal of 1329871211 is 1121789231.

It is a strong prime.

It is an emirp because it is prime and its reverse (1121789231) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1329871211 - 2¹⁰ = 1329870187 is a prime.

It is not a weakly prime, because it can be changed into another prime (1329871217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 664935605 + 664935606.

It is an arithmetic number, because the mean of its divisors is an integer number (664935606).

Almost surely, 2^1329871211 is an apocalyptic number.

1329871211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1329871211 is an equidigital number, since it uses as much as digits as its factorization.

1329871211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 35.

The square root of 1329871211 is about 36467.3992903251. The cubic root of 1329871211 is about 1099.6889508953.

The spelling of 1329871211 in words is "one billion, three hundred twenty-nine million, eight hundred seventy-one thousand, two hundred eleven".