445798061 has 2 divisors, whose sum is σ = 445798062. Its totient is φ = 445798060.

The previous prime is 445798019. The next prime is 445798097. The reversal of 445798061 is 160897544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 408282436 + 37515625 = 20206^2 + 6125^2 .

It is a cyclic number.

It is not a de Polignac number, because 445798061 - 2¹⁸ = 445535917 is a prime.

It is a super-2 number, since 2×445798061² = 397471822382719442, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445798861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222899030 + 222899031.

It is an arithmetic number, because the mean of its divisors is an integer number (222899031).

Almost surely, 2^445798061 is an apocalyptic number.

It is an amenable number.

445798061 is a deficient number, since it is larger than the sum of its proper divisors (1).

445798061 is an equidigital number, since it uses as much as digits as its factorization.

445798061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 445798061 is about 21113.9304962387. The cubic root of 445798061 is about 763.9167952342.

The spelling of 445798061 in words is "four hundred forty-five million, seven hundred ninety-eight thousand, sixty-one".