5545234309 has 2 divisors, whose sum is σ = 5545234310. Its totient is φ = 5545234308.

The previous prime is 5545234273. The next prime is 5545234319. The reversal of 5545234309 is 9034325455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4545726084 + 999508225 = 67422^2 + 31615^2 .

It is a cyclic number.

It is not a de Polignac number, because 5545234309 - 2⁹ = 5545233797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5545234319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2772617154 + 2772617155.

It is an arithmetic number, because the mean of its divisors is an integer number (2772617155).

Almost surely, 2^5545234309 is an apocalyptic number.

It is an amenable number.

5545234309 is a deficient number, since it is larger than the sum of its proper divisors (1).

5545234309 is an equidigital number, since it uses as much as digits as its factorization.

5545234309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 40.

The square root of 5545234309 is about 74466.3300357954. The cubic root of 5545234309 is about 1770.0001392746. Note that the first 3 decimals are identical.

The spelling of 5545234309 in words is "five billion, five hundred forty-five million, two hundred thirty-four thousand, three hundred nine".