45066397 has 2 divisors, whose sum is σ = 45066398.
Its totient is φ = 45066396.
The previous prime is 45066341. The next prime is 45066409. The reversal of 45066397 is 79366054.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 41847961 + 3218436 = 6469^2 + 1794^2
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-45066397 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (45066317) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22533198 + 22533199.
It is an arithmetic number, because the mean of its divisors is an integer number (22533199).
Almost surely, 245066397 is an apocalyptic number.
It is an amenable number.
45066397 is a deficient number, since it is larger than the sum of its proper divisors (1).
45066397 is an equidigital number, since it uses as much as digits as its factorization.
45066397 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 136080, while the sum is 40.
The square root of 45066397 is about 6713.1510485017.
The cubic root of 45066397 is about 355.8641830312.
The spelling of 45066397 in words is "forty-five million, sixty-six thousand, three hundred ninety-seven".