99940103 has 4 divisors (see below), whose sum is σ = 99960120. Its totient is φ = 99920088.

The previous prime is 99940091. The next prime is 99940117. The reversal of 99940103 is 30104999.

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 99940103 - 2²² = 95745799 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 (99940163) 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 3 ways as a sum of consecutive naturals, for example, 4301 + ... + 14777.

It is an arithmetic number, because the mean of its divisors is an integer number (24990030).

Almost surely, 2^99940103 is an apocalyptic number.

99940103 is a deficient number, since it is larger than the sum of its proper divisors (20017).

99940103 is a wasteful number, since it uses less digits than its factorization.

99940103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20016.

The product of its (nonzero) digits is 8748, while the sum is 35.

The square root of 99940103 is about 9997.0047014093. The cubic root of 99940103 is about 464.0661924370.

The spelling of 99940103 in words is "ninety-nine million, nine hundred forty thousand, one hundred three".