99103423 has 4 divisors (see below), whose sum is σ = 99208368. Its totient is φ = 98998480.

The previous prime is 99103409. The next prime is 99103429. The reversal of 99103423 is 32430199.

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 99103423 - 2⁵ = 99103391 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 (99103429) 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, 51043 + ... + 52948.

It is an arithmetic number, because the mean of its divisors is an integer number (24802092).

Almost surely, 2^99103423 is an apocalyptic number.

99103423 is a deficient number, since it is larger than the sum of its proper divisors (104945).

99103423 is a wasteful number, since it uses less digits than its factorization.

99103423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104944.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 99103423 is about 9955.0702157242. The cubic root of 99103423 is about 462.7675362760.

The spelling of 99103423 in words is "ninety-nine million, one hundred three thousand, four hundred twenty-three".