2049515203 has 4 divisors (see below), whose sum is σ = 2053304128. Its totient is φ = 2045726280.

The previous prime is 2049515197. The next prime is 2049515207. The reversal of 2049515203 is 3025159402.

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 2049515203 - 2¹³ = 2049507011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2049515207) 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, 1893651 + ... + 1894732.

It is an arithmetic number, because the mean of its divisors is an integer number (513326032).

Almost surely, 2^2049515203 is an apocalyptic number.

2049515203 is a deficient number, since it is larger than the sum of its proper divisors (3788925).

2049515203 is an equidigital number, since it uses as much as digits as its factorization.

2049515203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3788924.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 2049515203 is about 45271.5716868765. The cubic root of 2049515203 is about 1270.2339459903.

The spelling of 2049515203 in words is "two billion, forty-nine million, five hundred fifteen thousand, two hundred three".