445242527 has 2 divisors, whose sum is σ = 445242528. Its totient is φ = 445242526.

The previous prime is 445242517. The next prime is 445242557. The reversal of 445242527 is 725242544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445242527 - 2⁶ = 445242463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445242517) 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, 222621263 + 222621264.

It is an arithmetic number, because the mean of its divisors is an integer number (222621264).

Almost surely, 2^445242527 is an apocalyptic number.

445242527 is a deficient number, since it is larger than the sum of its proper divisors (1).

445242527 is an equidigital number, since it uses as much as digits as its factorization.

445242527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 89600, while the sum is 35.

The square root of 445242527 is about 21100.7707679127. The cubic root of 445242527 is about 763.5993434593.

The spelling of 445242527 in words is "four hundred forty-five million, two hundred forty-two thousand, five hundred twenty-seven".