1320141233 has 4 divisors (see below), whose sum is σ = 1320237168. Its totient is φ = 1320045300.

The previous prime is 1320141227. The next prime is 1320141253. The reversal of 1320141233 is 3321410231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 3321410231 = 1847 ⋅1798273.

It is a cyclic number.

It is not a de Polignac number, because 1320141233 - 2²⁰ = 1319092657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320141253) 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, 22991 + ... + 56292.

It is an arithmetic number, because the mean of its divisors is an integer number (330059292).

Almost surely, 2^1320141233 is an apocalyptic number.

It is an amenable number.

1320141233 is a deficient number, since it is larger than the sum of its proper divisors (95935).

1320141233 is an equidigital number, since it uses as much as digits as its factorization.

1320141233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95934.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1320141233 is about 36333.7478523755. The cubic root of 1320141233 is about 1097.0004321056. Note that the first 3 decimals are identical.

Adding to 1320141233 its reverse (3321410231), we get a palindrome (4641551464).

The spelling of 1320141233 in words is "one billion, three hundred twenty million, one hundred forty-one thousand, two hundred thirty-three".