5545185133 has 2 divisors, whose sum is σ = 5545185134. Its totient is φ = 5545185132.

The previous prime is 5545185101. The next prime is 5545185167. The reversal of 5545185133 is 3315815455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4433162724 + 1112022409 = 66582^2 + 33347^2 .

It is a cyclic number.

It is not a de Polignac number, because 5545185133 - 2⁵ = 5545185101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5545185733) 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 as a sum of consecutive naturals, namely, 2772592566 + 2772592567.

It is an arithmetic number, because the mean of its divisors is an integer number (2772592567).

Almost surely, 2^5545185133 is an apocalyptic number.

It is an amenable number.

5545185133 is a deficient number, since it is larger than the sum of its proper divisors (1).

5545185133 is an equidigital number, since it uses as much as digits as its factorization.

5545185133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 180000, while the sum is 40.

The square root of 5545185133 is about 74465.9998455671. Note that the first 3 decimals coincide. The cubic root of 5545185133 is about 1769.9949070470.

The spelling of 5545185133 in words is "five billion, five hundred forty-five million, one hundred eighty-five thousand, one hundred thirty-three".