45266321 has 2 divisors, whose sum is σ = 45266322. Its totient is φ = 45266320.

The previous prime is 45266317. The next prime is 45266363. The reversal of 45266321 is 12366254.

45266321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27415696 + 17850625 = 5236^2 + 4225^2 .

It is a cyclic number.

It is not a de Polignac number, because 45266321 - 2² = 45266317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (45266371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22633160 + 22633161.

It is an arithmetic number, because the mean of its divisors is an integer number (22633161).

Almost surely, 2^45266321 is an apocalyptic number.

It is an amenable number.

45266321 is a deficient number, since it is larger than the sum of its proper divisors (1).

45266321 is an equidigital number, since it uses as much as digits as its factorization.

45266321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 29.

The square root of 45266321 is about 6728.0250445432. The cubic root of 45266321 is about 356.3896362017.

The spelling of 45266321 in words is "forty-five million, two hundred sixty-six thousand, three hundred twenty-one".