451982001 has 8 divisors (see below), whose sum is σ = 612522304. Its totient is φ = 296381520.

The previous prime is 451981979. The next prime is 451982053. The reversal of 451982001 is 100289154.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 451982001 - 2¹¹ = 451979953 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 451982001.

It is not an unprimeable number, because it can be changed into a prime (451982071) 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, 1234741 + ... + 1235106.

It is an arithmetic number, because the mean of its divisors is an integer number (76565288).

Almost surely, 2^451982001 is an apocalyptic number.

It is an amenable number.

451982001 is a deficient number, since it is larger than the sum of its proper divisors (160540303).

451982001 is a wasteful number, since it uses less digits than its factorization.

451982001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469911.

The product of its (nonzero) digits is 2880, while the sum is 30.

The square root of 451982001 is about 21259.8683203824. The cubic root of 451982001 is about 767.4328410149.

The spelling of 451982001 in words is "four hundred fifty-one million, nine hundred eighty-two thousand, one".