45233189 has 2 divisors, whose sum is σ = 45233190. Its totient is φ = 45233188.

The previous prime is 45233179. The next prime is 45233191. The reversal of 45233189 is 98133254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37576900 + 7656289 = 6130^2 + 2767^2 .

It is a cyclic number.

It is not a de Polignac number, because 45233189 - 2⁴ = 45233173 is a prime.

It is a Sophie Germain prime.

Together with 45233191, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45233159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22616594 + 22616595.

It is an arithmetic number, because the mean of its divisors is an integer number (22616595).

Almost surely, 2^45233189 is an apocalyptic number.

It is an amenable number.

45233189 is a deficient number, since it is larger than the sum of its proper divisors (1).

45233189 is an equidigital number, since it uses as much as digits as its factorization.

45233189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25920, while the sum is 35.

The square root of 45233189 is about 6725.5623556696. The cubic root of 45233189 is about 356.3026636416.

The spelling of 45233189 in words is "forty-five million, two hundred thirty-three thousand, one hundred eighty-nine".