450100120 has 32 divisors (see below), whose sum is σ = 1066028400. Its totient is φ = 170563968.

The previous prime is 450100117. The next prime is 450100127. The reversal of 450100120 is 21001054.

It is a self number, because there is not a number n which added to its sum of digits gives 450100120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450100127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295359 + ... + 296878.

Almost surely, 2^450100120 is an apocalyptic number.

450100120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

450100120 is an abundant number, since it is smaller than the sum of its proper divisors (615928280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

450100120 is a wasteful number, since it uses less digits than its factorization.

450100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592267 (or 592263 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 450100120 is about 21215.5631553819. The cubic root of 450100120 is about 766.3662599573.

Adding to 450100120 its reverse (21001054), we get a palindrome (471101174).

The spelling of 450100120 in words is "four hundred fifty million, one hundred thousand, one hundred twenty".