1332420233 has 4 divisors (see below), whose sum is σ = 1332646980. Its totient is φ = 1332193488.

The previous prime is 1332420211. The next prime is 1332420247. The reversal of 1332420233 is 3320242331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3320242331 = 7 ⋅474320333.

It can be written as a sum of positive squares in 2 ways, for example, as 112105744 + 1220314489 = 10588^2 + 34933^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1332420233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1332420199 and 1332420208.

It is not an unprimeable number, because it can be changed into a prime (1332420433) 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 in 3 ways as a sum of consecutive naturals, for example, 104318 + ... + 116391.

It is an arithmetic number, because the mean of its divisors is an integer number (333161745).

Almost surely, 2^1332420233 is an apocalyptic number.

It is an amenable number.

1332420233 is a deficient number, since it is larger than the sum of its proper divisors (226747).

1332420233 is an equidigital number, since it uses as much as digits as its factorization.

1332420233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226746.

The product of its (nonzero) digits is 2592, while the sum is 23.

The square root of 1332420233 is about 36502.3318844153. The cubic root of 1332420233 is about 1100.3911096831.

Adding to 1332420233 its reverse (3320242331), we get a palindrome (4652662564).

The spelling of 1332420233 in words is "one billion, three hundred thirty-two million, four hundred twenty thousand, two hundred thirty-three".