100403323 has 4 divisors (see below), whose sum is σ = 102738328. Its totient is φ = 98068320.

The previous prime is 100403299. The next prime is 100403333. The reversal of 100403323 is 323304001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 323304001 = 761 ⋅424841.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100403323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100403297 and 100403306.

It is not an unprimeable number, because it can be changed into a prime (100403333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1167438 + ... + 1167523.

It is an arithmetic number, because the mean of its divisors is an integer number (25684582).

Almost surely, 2^100403323 is an apocalyptic number.

100403323 is a deficient number, since it is larger than the sum of its proper divisors (2335005).

100403323 is an equidigital number, since it uses as much as digits as its factorization.

100403323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335004.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 100403323 is about 10020.1458572218. The cubic root of 100403323 is about 464.7820661419.

Adding to 100403323 its reverse (323304001), we get a palindrome (423707324).

The spelling of 100403323 in words is "one hundred million, four hundred three thousand, three hundred twenty-three".