2149814203 has 4 divisors (see below), whose sum is σ = 2276273880. Its totient is φ = 2023354528.

The previous prime is 2149814159. The next prime is 2149814239. The reversal of 2149814203 is 3024189412.

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 2149814203 - 2²¹ = 2147717051 is a prime.

It is a super-2 number, since 2×2149814203² = 9243402214841050418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2149814803) 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, 63229813 + ... + 63229846.

It is an arithmetic number, because the mean of its divisors is an integer number (569068470).

Almost surely, 2^2149814203 is an apocalyptic number.

2149814203 is a deficient number, since it is larger than the sum of its proper divisors (126459677).

2149814203 is a wasteful number, since it uses less digits than its factorization.

2149814203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126459676.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 2149814203 is about 46366.0889336161. The cubic root of 2149814203 is about 1290.6257011083.

The spelling of 2149814203 in words is "two billion, one hundred forty-nine million, eight hundred fourteen thousand, two hundred three".