100453103 has 4 divisors (see below), whose sum is σ = 101488800. Its totient is φ = 99417408.

The previous prime is 100453099. The next prime is 100453159. The reversal of 100453103 is 301354001.

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 100453103 - 2² = 100453099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100453193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517703 + ... + 517896.

It is an arithmetic number, because the mean of its divisors is an integer number (25372200).

Almost surely, 2^100453103 is an apocalyptic number.

100453103 is a deficient number, since it is larger than the sum of its proper divisors (1035697).

100453103 is an equidigital number, since it uses as much as digits as its factorization.

100453103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035696.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 100453103 is about 10022.6295451842. The cubic root of 100453103 is about 464.8588664836.

The spelling of 100453103 in words is "one hundred million, four hundred fifty-three thousand, one hundred three".