2045203011 has 6 divisors (see below), whose sum is σ = 2954182140. Its totient is φ = 1363468668.

The previous prime is 2045202983. The next prime is 2045203063. The reversal of 2045203011 is 1103025402.

It is not a de Polignac number, because 2045203011 - 2¹⁰ = 2045201987 is a prime.

It is a super-2 number, since 2×2045203011² = 8365710712406932242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2045203091) 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, 113622381 + ... + 113622398.

It is an arithmetic number, because the mean of its divisors is an integer number (492363690).

Almost surely, 2^2045203011 is an apocalyptic number.

2045203011 is a deficient number, since it is larger than the sum of its proper divisors (908979129).

2045203011 is a wasteful number, since it uses less digits than its factorization.

2045203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227244785 (or 227244782 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2045203011 is about 45223.9207831431. The cubic root of 2045203011 is about 1269.3424605782.

Adding to 2045203011 its reverse (1103025402), we get a palindrome (3148228413).

The spelling of 2045203011 in words is "two billion, forty-five million, two hundred three thousand, eleven".