450500987 has 2 divisors, whose sum is σ = 450500988. Its totient is φ = 450500986.

The previous prime is 450500951. The next prime is 450501017. The reversal of 450500987 is 789005054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450500987 - 2¹⁰ = 450499963 is a prime.

It is a super-2 number, since 2×450500987² = 405902278575948338, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 450500987.

It is not a weakly prime, because it can be changed into another prime (450500917) 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, 225250493 + 225250494.

It is an arithmetic number, because the mean of its divisors is an integer number (225250494).

Almost surely, 2^450500987 is an apocalyptic number.

450500987 is a deficient number, since it is larger than the sum of its proper divisors (1).

450500987 is an equidigital number, since it uses as much as digits as its factorization.

450500987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 50400, while the sum is 38.

The square root of 450500987 is about 21225.0085276779. The cubic root of 450500987 is about 766.5937054911.

The spelling of 450500987 in words is "four hundred fifty million, five hundred thousand, nine hundred eighty-seven".