1332331001 has 2 divisors, whose sum is σ = 1332331002. Its totient is φ = 1332331000.

The previous prime is 1332330991. The next prime is 1332331003. The reversal of 1332331001 is 1001332331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 912040000 + 420291001 = 30200^2 + 20501^2 .

It is a cyclic number.

It is not a de Polignac number, because 1332331001 - 2²² = 1328136697 is a prime.

It is a Sophie Germain prime.

Together with 1332331003, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1332331003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666165500 + 666165501.

It is an arithmetic number, because the mean of its divisors is an integer number (666165501).

Almost surely, 2^1332331001 is an apocalyptic number.

It is an amenable number.

1332331001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332331001 is an equidigital number, since it uses as much as digits as its factorization.

1332331001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1332331001 is about 36501.1095858742. The cubic root of 1332331001 is about 1100.3665447876.

Adding to 1332331001 its reverse (1001332331), we get a palindrome (2333663332).

The spelling of 1332331001 in words is "one billion, three hundred thirty-two million, three hundred thirty-one thousand, one".