100103273 has 8 divisors (see below), whose sum is σ = 105510600. Its totient is φ = 94826368.

The previous prime is 100103249. The next prime is 100103281. The reversal of 100103273 is 372301001.

It can be written as a sum of positive squares in 4 ways, for example, as 7327849 + 92775424 = 2707^2 + 9632^2 .

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 100103273 - 2¹² = 100099177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100103243) 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 7 ways as a sum of consecutive naturals, for example, 31028 + ... + 34101.

It is an arithmetic number, because the mean of its divisors is an integer number (13188825).

Almost surely, 2^100103273 is an apocalyptic number.

It is an amenable number.

100103273 is a deficient number, since it is larger than the sum of its proper divisors (5407327).

100103273 is an equidigital number, since it uses as much as digits as its factorization.

100103273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65211.

The product of its (nonzero) digits is 126, while the sum is 17.

The square root of 100103273 is about 10005.1623175239. The cubic root of 100103273 is about 464.3186119896.

Adding to 100103273 its reverse (372301001), we get a palindrome (472404274).

The spelling of 100103273 in words is "one hundred million, one hundred three thousand, two hundred seventy-three".