45559817 has 2 divisors, whose sum is σ = 45559818. Its totient is φ = 45559816.

The previous prime is 45559793. The next prime is 45559823. The reversal of 45559817 is 71895554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45549001 + 10816 = 6749^2 + 104^2 .

It is a cyclic number.

It is not a de Polignac number, because 45559817 - 2⁸ = 45559561 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (45559837) 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, 22779908 + 22779909.

It is an arithmetic number, because the mean of its divisors is an integer number (22779909).

Almost surely, 2^45559817 is an apocalyptic number.

It is an amenable number.

45559817 is a deficient number, since it is larger than the sum of its proper divisors (1).

45559817 is an equidigital number, since it uses as much as digits as its factorization.

45559817 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252000, while the sum is 44.

The square root of 45559817 is about 6749.8012563334. The cubic root of 45559817 is about 357.1582258605.

The spelling of 45559817 in words is "forty-five million, five hundred fifty-nine thousand, eight hundred seventeen".