450009117 has 12 divisors (see below), whose sum is σ = 650201760. Its totient is φ = 299919048.

The previous prime is 450009103. The next prime is 450009127. The reversal of 450009117 is 711900054.

It is not a de Polignac number, because 450009117 - 2⁴ = 450009101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450009127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46318 + ... + 55184.

It is an arithmetic number, because the mean of its divisors is an integer number (54183480).

Almost surely, 2^450009117 is an apocalyptic number.

It is an amenable number.

450009117 is a deficient number, since it is larger than the sum of its proper divisors (200192643).

450009117 is a wasteful number, since it uses less digits than its factorization.

450009117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14512 (or 14509 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 450009117 is about 21213.4183242588. The cubic root of 450009117 is about 766.3146075016.

The spelling of 450009117 in words is "four hundred fifty million, nine thousand, one hundred seventeen".