45045211 has 2 divisors, whose sum is σ = 45045212. Its totient is φ = 45045210.

The previous prime is 45045193. The next prime is 45045227. The reversal of 45045211 is 11254054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45045211 - 2⁷ = 45045083 is a prime.

It is not a weakly prime, because it can be changed into another prime (45045241) 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, 22522605 + 22522606.

It is an arithmetic number, because the mean of its divisors is an integer number (22522606).

Almost surely, 2^45045211 is an apocalyptic number.

45045211 is a deficient number, since it is larger than the sum of its proper divisors (1).

45045211 is an equidigital number, since it uses as much as digits as its factorization.

45045211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 45045211 is about 6711.5729154945. The cubic root of 45045211 is about 355.8084096181.

Adding to 45045211 its reverse (11254054), we get a palindrome (56299265).

The spelling of 45045211 in words is "forty-five million, forty-five thousand, two hundred eleven".