1332021109 has 2 divisors, whose sum is σ = 1332021110. Its totient is φ = 1332021108.

The previous prime is 1332021083. The next prime is 1332021121. The reversal of 1332021109 is 9011202331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1005207025 + 326814084 = 31705^2 + 18078^2 .

It is a cyclic number.

It is not a de Polignac number, because 1332021109 - 2¹¹ = 1332019061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1332021109.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1332021199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666010554 + 666010555.

It is an arithmetic number, because the mean of its divisors is an integer number (666010555).

Almost surely, 2^1332021109 is an apocalyptic number.

It is an amenable number.

1332021109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332021109 is an equidigital number, since it uses as much as digits as its factorization.

1332021109 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1332021109 is about 36496.8643721622. The cubic root of 1332021109 is about 1100.2812253411.

The spelling of 1332021109 in words is "one billion, three hundred thirty-two million, twenty-one thousand, one hundred nine".