1045606217 has 2 divisors, whose sum is σ = 1045606218. Its totient is φ = 1045606216.

The previous prime is 1045606187. The next prime is 1045606241. The reversal of 1045606217 is 7126065401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1039159696 + 6446521 = 32236^2 + 2539^2 .

It is a cyclic number.

It is not a de Polignac number, because 1045606217 - 2¹⁴ = 1045589833 is a prime.

It is a super-2 number, since 2×1045606217² = 2186584722058102178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1045606277) 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, 522803108 + 522803109.

It is an arithmetic number, because the mean of its divisors is an integer number (522803109).

Almost surely, 2^1045606217 is an apocalyptic number.

It is an amenable number.

1045606217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045606217 is an equidigital number, since it uses as much as digits as its factorization.

1045606217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1045606217 is about 32335.8348740217. The cubic root of 1045606217 is about 1014.9766524595.

The spelling of 1045606217 in words is "one billion, forty-five million, six hundred six thousand, two hundred seventeen".