450248087 has 2 divisors, whose sum is σ = 450248088. Its totient is φ = 450248086.

The previous prime is 450248083. The next prime is 450248129. The reversal of 450248087 is 780842054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450248087 - 2² = 450248083 is a prime.

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 450248087.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450248083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225124043 + 225124044.

It is an arithmetic number, because the mean of its divisors is an integer number (225124044).

Almost surely, 2^450248087 is an apocalyptic number.

450248087 is a deficient number, since it is larger than the sum of its proper divisors (1).

450248087 is an equidigital number, since it uses as much as digits as its factorization.

450248087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 450248087 is about 21219.0500965524. The cubic root of 450248087 is about 766.4502297879.

The spelling of 450248087 in words is "four hundred fifty million, two hundred forty-eight thousand, eighty-seven".