104503121 has 8 divisors (see below), whose sum is σ = 106638120. Its totient is φ = 102374272.

The previous prime is 104503117. The next prime is 104503123. The reversal of 104503121 is 121305401.

It can be written as a sum of positive squares in 4 ways, for example, as 7756225 + 96746896 = 2785^2 + 9836^2 .

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 104503121 - 2² = 104503117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104503121.

It is not an unprimeable number, because it can be changed into a prime (104503123) 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, 49475 + ... + 51543.

It is an arithmetic number, because the mean of its divisors is an integer number (13329765).

Almost surely, 2^104503121 is an apocalyptic number.

It is an amenable number.

104503121 is a deficient number, since it is larger than the sum of its proper divisors (2134999).

104503121 is an equidigital number, since it uses as much as digits as its factorization.

104503121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3075.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 104503121 is about 10222.6768020905. The cubic root of 104503121 is about 471.0240550400.

Adding to 104503121 its reverse (121305401), we get a palindrome (225808522).

The spelling of 104503121 in words is "one hundred four million, five hundred three thousand, one hundred twenty-one".