2049369291 has 6 divisors (see below), whose sum is σ = 2960200100. Its totient is φ = 1366246188.

The previous prime is 2049369239. The next prime is 2049369337. The reversal of 2049369291 is 1929639402.

It is a happy number.

It is not a de Polignac number, because 2049369291 - 2²⁵ = 2015814859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2049369211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 113853841 + ... + 113853858.

Almost surely, 2^2049369291 is an apocalyptic number.

2049369291 is a deficient number, since it is larger than the sum of its proper divisors (910830809).

2049369291 is a wasteful number, since it uses less digits than its factorization.

2049369291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227707705 (or 227707702 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The square root of 2049369291 is about 45269.9601391475. The cubic root of 2049369291 is about 1270.2038011746.

The spelling of 2049369291 in words is "two billion, forty-nine million, three hundred sixty-nine thousand, two hundred ninety-one".