2099593019 has 4 divisors (see below), whose sum is σ = 2190879696. Its totient is φ = 2008306344.

The previous prime is 2099592961. The next prime is 2099593021. The reversal of 2099593019 is 9103959902.

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 2099593019 - 2⁸ = 2099592763 is a prime.

It is a super-2 number, since 2×2099593019² = 8816581690867068722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2099593049) 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, 45643304 + ... + 45643349.

It is an arithmetic number, because the mean of its divisors is an integer number (547719924).

Almost surely, 2^2099593019 is an apocalyptic number.

2099593019 is a deficient number, since it is larger than the sum of its proper divisors (91286677).

2099593019 is an equidigital number, since it uses as much as digits as its factorization.

2099593019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91286676.

The product of its (nonzero) digits is 196830, while the sum is 47.

The square root of 2099593019 is about 45821.3162076342. The cubic root of 2099593019 is about 1280.4964340255.

The spelling of 2099593019 in words is "two billion, ninety-nine million, five hundred ninety-three thousand, nineteen".