147444001 has 8 divisors (see below), whose sum is σ = 151683840. Its totient is φ = 143217648.

The previous prime is 147443983. The next prime is 147444049. The reversal of 147444001 is 100444741.

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 147444001 - 2⁹ = 147443489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147444061) 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, 21360 + ... + 27406.

It is an arithmetic number, because the mean of its divisors is an integer number (18960480).

Almost surely, 2^147444001 is an apocalyptic number.

It is an amenable number.

147444001 is a deficient number, since it is larger than the sum of its proper divisors (4239839).

147444001 is an equidigital number, since it uses as much as digits as its factorization.

147444001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6743.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 147444001 is about 12142.6521402863. The cubic root of 147444001 is about 528.2940293472.

Adding to 147444001 its reverse (100444741), we get a palindrome (247888742).

The spelling of 147444001 in words is "one hundred forty-seven million, four hundred forty-four thousand, one".