450043983 has 6 divisors (see below), whose sum is σ = 650063544. Its totient is φ = 300029316.

The previous prime is 450043973. The next prime is 450043991. The reversal of 450043983 is 389340054.

It is not a de Polignac number, because 450043983 - 2¹⁰ = 450042959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450043903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25002435 + ... + 25002452.

It is an arithmetic number, because the mean of its divisors is an integer number (108343924).

Almost surely, 2^450043983 is an apocalyptic number.

450043983 is a deficient number, since it is larger than the sum of its proper divisors (200019561).

450043983 is a wasteful number, since it uses less digits than its factorization.

450043983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50004893 (or 50004890 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 450043983 is about 21214.2400995181. The cubic root of 450043983 is about 766.3343979415.

The spelling of 450043983 in words is "four hundred fifty million, forty-three thousand, nine hundred eighty-three".