2803545133 has 6 divisors (see below), whose sum is σ = 2958866574. Its totient is φ = 2655989784.

The previous prime is 2803545131. The next prime is 2803545197. The reversal of 2803545133 is 3315453082.

2803545133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1419556329 + 1383988804 = 37677^2 + 37202^2 .

It is not a de Polignac number, because 2803545133 - 2¹ = 2803545131 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 (2803545131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3882666 + ... + 3883387.

It is an arithmetic number, because the mean of its divisors is an integer number (493144429).

Almost surely, 2^2803545133 is an apocalyptic number.

It is an amenable number.

2803545133 is a deficient number, since it is larger than the sum of its proper divisors (155321441).

2803545133 is an equidigital number, since it uses as much as digits as its factorization.

2803545133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7766091 (or 7766072 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 2803545133 is about 52948.5139829250. The cubic root of 2803545133 is about 1410.0543434280.

The spelling of 2803545133 in words is "two billion, eight hundred three million, five hundred forty-five thousand, one hundred thirty-three".