453109986 has 96 divisors (see below), whose sum is σ = 1206466560. Its totient is φ = 120007008.

The previous prime is 453109961. The next prime is 453109991. The reversal of 453109986 is 689901354.

It is a happy number.

453109986 is a `hidden beast` number, since 453 + 109 + 98 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 110505 + ... + 114531.

It is an arithmetic number, because the mean of its divisors is an integer number (12567360).

Almost surely, 2^453109986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 453109986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603233280).

453109986 is an abundant number, since it is smaller than the sum of its proper divisors (753356574).

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

453109986 is a wasteful number, since it uses less digits than its factorization.

453109986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4108 (or 4105 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 453109986 is about 21286.3802935116. The cubic root of 453109986 is about 768.0707230607.

The spelling of 453109986 in words is "four hundred fifty-three million, one hundred nine thousand, nine hundred eighty-six".