45548291 has 2 divisors, whose sum is σ = 45548292. Its totient is φ = 45548290.

The previous prime is 45548227. The next prime is 45548317. The reversal of 45548291 is 19284554.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45548291 - 2⁶ = 45548227 is a prime.

It is not a weakly prime, because it can be changed into another prime (45548201) 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, 22774145 + 22774146.

It is an arithmetic number, because the mean of its divisors is an integer number (22774146).

Almost surely, 2^45548291 is an apocalyptic number.

45548291 is a deficient number, since it is larger than the sum of its proper divisors (1).

45548291 is an equidigital number, since it uses as much as digits as its factorization.

45548291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 38.

The square root of 45548291 is about 6748.9473994098. The cubic root of 45548291 is about 357.1281046325.

The spelling of 45548291 in words is "forty-five million, five hundred forty-eight thousand, two hundred ninety-one".