1328533007 has 8 divisors (see below), whose sum is σ = 1374751440. Its totient is φ = 1282341760.

The previous prime is 1328533001. The next prime is 1328533013. The reversal of 1328533007 is 7003358231.

It is an interprime number because it is at equal distance from previous prime (1328533001) and next prime (1328533013).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1328533007 - 2¹⁰ = 1328531983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328533001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180632 + ... + 187842.

It is an arithmetic number, because the mean of its divisors is an integer number (171843930).

Almost surely, 2^1328533007 is an apocalyptic number.

1328533007 is a deficient number, since it is larger than the sum of its proper divisors (46218433).

1328533007 is an equidigital number, since it uses as much as digits as its factorization.

1328533007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13593.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 1328533007 is about 36449.0467227882. The cubic root of 1328533007 is about 1099.3199672859.

The spelling of 1328533007 in words is "one billion, three hundred twenty-eight million, five hundred thirty-three thousand, seven".