1330881241 has 2 divisors, whose sum is σ = 1330881242. Its totient is φ = 1330881240.

The previous prime is 1330881221. The next prime is 1330881257. The reversal of 1330881241 is 1421880331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 680427225 + 650454016 = 26085^2 + 25504^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1330881241 is a prime.

It is not a weakly prime, because it can be changed into another prime (1330881221) 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, 665440620 + 665440621.

It is an arithmetic number, because the mean of its divisors is an integer number (665440621).

Almost surely, 2^1330881241 is an apocalyptic number.

It is an amenable number.

1330881241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330881241 is an equidigital number, since it uses as much as digits as its factorization.

1330881241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 1330881241 is about 36481.2450582488. The cubic root of 1330881241 is about 1099.9672830490.

It can be divided in two parts, 13308 and 81241, that added together give a palindrome (94549).

The spelling of 1330881241 in words is "one billion, three hundred thirty million, eight hundred eighty-one thousand, two hundred forty-one".