99103819 has 8 divisors (see below), whose sum is σ = 100305920. Its totient is φ = 97906536.

The previous prime is 99103813. The next prime is 99103831. The reversal of 99103819 is 91830199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 99103819 - 2¹¹ = 99101771 is a prime.

It is a super-2 number, since 2×99103819² = 19643133880769522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99103813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55462 + ... + 57220.

It is an arithmetic number, because the mean of its divisors is an integer number (12538240).

Almost surely, 2^99103819 is an apocalyptic number.

99103819 is a deficient number, since it is larger than the sum of its proper divisors (1202101).

99103819 is a wasteful number, since it uses less digits than its factorization.

99103819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2409.

The product of its (nonzero) digits is 17496, while the sum is 40.

The square root of 99103819 is about 9955.0901050669. The cubic root of 99103819 is about 462.7681526547.

The spelling of 99103819 in words is "ninety-nine million, one hundred three thousand, eight hundred nineteen".