146822017 has 2 divisors, whose sum is σ = 146822018. Its totient is φ = 146822016.

The previous prime is 146822009. The next prime is 146822023. The reversal of 146822017 is 710228641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87778161 + 59043856 = 9369^2 + 7684^2 .

It is a cyclic number.

It is not a de Polignac number, because 146822017 - 2³ = 146822009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146822017.

It is not a weakly prime, because it can be changed into another prime (146822057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73411008 + 73411009.

It is an arithmetic number, because the mean of its divisors is an integer number (73411009).

Almost surely, 2^146822017 is an apocalyptic number.

It is an amenable number.

146822017 is a deficient number, since it is larger than the sum of its proper divisors (1).

146822017 is an equidigital number, since it uses as much as digits as its factorization.

146822017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 146822017 is about 12117.0135346958. The cubic root of 146822017 is about 527.5501230420.

The spelling of 146822017 in words is "one hundred forty-six million, eight hundred twenty-two thousand, seventeen".