1320232033 has 4 divisors (see below), whose sum is σ = 1322236080. Its totient is φ = 1318227988.

The previous prime is 1320232031. The next prime is 1320232037. The reversal of 1320232033 is 3302320231.

It is a happy number.

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.

It is a cyclic number.

It is not a de Polignac number, because 1320232033 - 2¹ = 1320232031 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1320232033.

It is not an unprimeable number, because it can be changed into a prime (1320232031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1001035 + ... + 1002352.

It is an arithmetic number, because the mean of its divisors is an integer number (330559020).

Almost surely, 2^1320232033 is an apocalyptic number.

It is an amenable number.

1320232033 is a deficient number, since it is larger than the sum of its proper divisors (2004047).

1320232033 is an equidigital number, since it uses as much as digits as its factorization.

1320232033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004046.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 1320232033 is about 36334.9973579193. The cubic root of 1320232033 is about 1097.0255822823.

Adding to 1320232033 its reverse (3302320231), we get a palindrome (4622552264).

The spelling of 1320232033 in words is "one billion, three hundred twenty million, two hundred thirty-two thousand, thirty-three".