2045133200 has 60 divisors (see below), whose sum is σ = 5360119728. Its totient is φ = 743683200.

The previous prime is 2045133187. The next prime is 2045133221. The reversal of 2045133200 is 23315402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228002 + ... + 236801.

Almost surely, 2^2045133200 is an apocalyptic number.

2045133200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045133200 is an abundant number, since it is smaller than the sum of its proper divisors (3314986528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045133200 is a wasteful number, since it uses less digits than its factorization.

2045133200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464832 (or 464821 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2045133200 is about 45223.1489394536. The cubic root of 2045133200 is about 1269.3280178270.

Adding to 2045133200 its reverse (23315402), we get a palindrome (2068448602).

The spelling of 2045133200 in words is "two billion, forty-five million, one hundred thirty-three thousand, two hundred".