1332130321 has 2 divisors, whose sum is σ = 1332130322. Its totient is φ = 1332130320.

The previous prime is 1332130279. The next prime is 1332130339. The reversal of 1332130321 is 1230312331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1213755921 + 118374400 = 34839^2 + 10880^2 .

It is an emirp because it is prime and its reverse (1230312331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1332130321 - 2¹⁵ = 1332097553 is a prime.

It is not a weakly prime, because it can be changed into another prime (1332170321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666065160 + 666065161.

It is an arithmetic number, because the mean of its divisors is an integer number (666065161).

Almost surely, 2^1332130321 is an apocalyptic number.

It is an amenable number.

1332130321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332130321 is an equidigital number, since it uses as much as digits as its factorization.

1332130321 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 19.

The square root of 1332130321 is about 36498.3605248236. The cubic root of 1332130321 is about 1100.3112950922.

Adding to 1332130321 its reverse (1230312331), we get a palindrome (2562442652).

The spelling of 1332130321 in words is "one billion, three hundred thirty-two million, one hundred thirty thousand, three hundred twenty-one".