144002043 has 12 divisors (see below), whose sum is σ = 215707128. Its totient is φ = 96001200.

The previous prime is 144002021. The next prime is 144002101. The reversal of 144002043 is 340200441.

It is not a de Polignac number, because 144002043 - 2⁹ = 144001531 is a prime.

It is a super-3 number, since 3×144002043³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (144052043) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 296058 + ... + 296543.

It is an arithmetic number, because the mean of its divisors is an integer number (17975594).

Almost surely, 2^144002043 is an apocalyptic number.

144002043 is a deficient number, since it is larger than the sum of its proper divisors (71705085).

144002043 is an frugal number, since it uses more digits than its factorization.

144002043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592616 (or 592604 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 144002043 is about 12000.0851246981. The cubic root of 144002043 is about 524.1507576146.

Adding to 144002043 its reverse (340200441), we get a palindrome (484202484).

The spelling of 144002043 in words is "one hundred forty-four million, two thousand, forty-three".