450471117 has 16 divisors (see below), whose sum is σ = 637459200. Its totient is φ = 281981952.

The previous prime is 450471113. The next prime is 450471121. The reversal of 450471117 is 711174054.

It is an interprime number because it is at equal distance from previous prime (450471113) and next prime (450471121).

It is not a de Polignac number, because 450471117 - 2² = 450471113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450471113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11884 + ... + 32282.

It is an arithmetic number, because the mean of its divisors is an integer number (39841200).

Almost surely, 2^450471117 is an apocalyptic number.

It is an amenable number.

450471117 is a deficient number, since it is larger than the sum of its proper divisors (186988083).

450471117 is a wasteful number, since it uses less digits than its factorization.

450471117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20852.

The product of its (nonzero) digits is 3920, while the sum is 30.

The square root of 450471117 is about 21224.3048649420. The cubic root of 450471117 is about 766.5767623835.

It can be divided in two parts, 45047 and 1117, that added together give a palindrome (46164).

The spelling of 450471117 in words is "four hundred fifty million, four hundred seventy-one thousand, one hundred seventeen".