450112387 has 2 divisors, whose sum is σ = 450112388. Its totient is φ = 450112386.

The previous prime is 450112367. The next prime is 450112447. The reversal of 450112387 is 783211054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450112387 - 2⁷ = 450112259 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (450112367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225056193 + 225056194.

It is an arithmetic number, because the mean of its divisors is an integer number (225056194).

Almost surely, 2^450112387 is an apocalyptic number.

450112387 is a deficient number, since it is larger than the sum of its proper divisors (1).

450112387 is an equidigital number, since it uses as much as digits as its factorization.

450112387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 450112387 is about 21215.8522572156. The cubic root of 450112387 is about 766.3732220598.

The spelling of 450112387 in words is "four hundred fifty million, one hundred twelve thousand, three hundred eighty-seven".