2045604733 has 4 divisors (see below), whose sum is σ = 2153268160. Its totient is φ = 1937941308.

The previous prime is 2045604731. The next prime is 2045604787. The reversal of 2045604733 is 3374065402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2045604733 - 2¹ = 2045604731 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045604731) 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, 53831685 + ... + 53831722.

It is an arithmetic number, because the mean of its divisors is an integer number (538317040).

Almost surely, 2^2045604733 is an apocalyptic number.

It is an amenable number.

2045604733 is a deficient number, since it is larger than the sum of its proper divisors (107663427).

2045604733 is a wasteful number, since it uses less digits than its factorization.

2045604733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107663426.

The product of its (nonzero) digits is 60480, while the sum is 34.

The square root of 2045604733 is about 45228.3620419754. The cubic root of 2045604733 is about 1269.4255638865.

The spelling of 2045604733 in words is "two billion, forty-five million, six hundred four thousand, seven hundred thirty-three".