100303423 has 4 divisors (see below), whose sum is σ = 109421928. Its totient is φ = 91184920.

The previous prime is 100303397. The next prime is 100303429. The reversal of 100303423 is 324303001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100303423 - 2¹³ = 100295231 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100303397 and 100303406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100303429) 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, 4559236 + ... + 4559257.

It is an arithmetic number, because the mean of its divisors is an integer number (27355482).

Almost surely, 2^100303423 is an apocalyptic number.

100303423 is a deficient number, since it is larger than the sum of its proper divisors (9118505).

100303423 is an equidigital number, since it uses as much as digits as its factorization.

100303423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9118504.

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

The square root of 100303423 is about 10015.1596592366. The cubic root of 100303423 is about 464.6278642848.

Adding to 100303423 its reverse (324303001), we get a palindrome (424606424).

The spelling of 100303423 in words is "one hundred million, three hundred three thousand, four hundred twenty-three".