445204087 has 2 divisors, whose sum is σ = 445204088. Its totient is φ = 445204086.

The previous prime is 445204063. The next prime is 445204093. The reversal of 445204087 is 780402544.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 445204087 - 2⁷ = 445203959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445204037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222602043 + 222602044.

It is an arithmetic number, because the mean of its divisors is an integer number (222602044).

Almost surely, 2^445204087 is an apocalyptic number.

445204087 is a deficient number, since it is larger than the sum of its proper divisors (1).

445204087 is an equidigital number, since it uses as much as digits as its factorization.

445204087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35840, while the sum is 34.

The square root of 445204087 is about 21099.8598810513. The cubic root of 445204087 is about 763.5773677182.

The spelling of 445204087 in words is "four hundred forty-five million, two hundred four thousand, eighty-seven".