1330532243 has 2 divisors, whose sum is σ = 1330532244. Its totient is φ = 1330532242.

The previous prime is 1330532197. The next prime is 1330532263. The reversal of 1330532243 is 3422350331.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1330532243 - 2⁶ = 1330532179 is a prime.

It is a super-2 number, since 2×1330532243² = 3540632099325222098, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1330532263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665266121 + 665266122.

It is an arithmetic number, because the mean of its divisors is an integer number (665266122).

Almost surely, 2^1330532243 is an apocalyptic number.

1330532243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1330532243 is an equidigital number, since it uses as much as digits as its factorization.

1330532243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 1330532243 is about 36476.4614923104. The cubic root of 1330532243 is about 1099.8711262243.

Adding to 1330532243 its reverse (3422350331), we get a palindrome (4752882574).

The spelling of 1330532243 in words is "one billion, three hundred thirty million, five hundred thirty-two thousand, two hundred forty-three".