144452001 has 8 divisors (see below), whose sum is σ = 195867360. Its totient is φ = 94668992.

The previous prime is 144451919. The next prime is 144452027. The reversal of 144452001 is 100254441.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 144452001 - 2¹⁹ = 143927713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144452051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 407880 + ... + 408233.

It is an arithmetic number, because the mean of its divisors is an integer number (24483420).

Almost surely, 2^144452001 is an apocalyptic number.

It is an amenable number.

144452001 is a deficient number, since it is larger than the sum of its proper divisors (51415359).

144452001 is an equidigital number, since it uses as much as digits as its factorization.

144452001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816175.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 144452001 is about 12018.8186191489. The cubic root of 144452001 is about 524.6961216500.

The spelling of 144452001 in words is "one hundred forty-four million, four hundred fifty-two thousand, one".