121328803 has 8 divisors (see below), whose sum is σ = 122094000. Its totient is φ = 120566688.

The previous prime is 121328797. The next prime is 121328807. The reversal of 121328803 is 308823121.

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 121328803 - 2⁵ = 121328771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121328807) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177300 + ... + 177982.

It is an arithmetic number, because the mean of its divisors is an integer number (15261750).

Almost surely, 2^121328803 is an apocalyptic number.

121328803 is a deficient number, since it is larger than the sum of its proper divisors (765197).

121328803 is an equidigital number, since it uses as much as digits as its factorization.

121328803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 121328803 is about 11014.9354514677. The cubic root of 121328803 is about 495.0563524593.

The spelling of 121328803 in words is "one hundred twenty-one million, three hundred twenty-eight thousand, eight hundred three".