2045333533 has 4 divisors (see below), whose sum is σ = 2049352380. Its totient is φ = 2041314688.

The previous prime is 2045333483. The next prime is 2045333651. The reversal of 2045333533 is 3353335402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1717107844 + 328225689 = 41438^2 + 18117^2 .

It is a cyclic number.

It is not a de Polignac number, because 2045333533 - 2⁹ = 2045333021 is a prime.

It is a super-2 number, since 2×2045333533² = 8366778522428524178, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2045333495 and 2045333504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045330533) 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, 2008660 + ... + 2009677.

It is an arithmetic number, because the mean of its divisors is an integer number (512338095).

Almost surely, 2^2045333533 is an apocalyptic number.

It is an amenable number.

2045333533 is a deficient number, since it is larger than the sum of its proper divisors (4018847).

2045333533 is an equidigital number, since it uses as much as digits as its factorization.

2045333533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018846.

The product of its (nonzero) digits is 48600, while the sum is 31.

The square root of 2045333533 is about 45225.3638238544. The cubic root of 2045333533 is about 1269.3694625582.

Adding to 2045333533 its reverse (3353335402), we get a palindrome (5398668935).

The spelling of 2045333533 in words is "two billion, forty-five million, three hundred thirty-three thousand, five hundred thirty-three".