144404134 has 8 divisors (see below), whose sum is σ = 247549968. Its totient is φ = 61887480.

The previous prime is 144404129. The next prime is 144404149. The reversal of 144404134 is 431404441.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 144404099 and 144404108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5157277 + ... + 5157304.

It is an arithmetic number, because the mean of its divisors is an integer number (30943746).

Almost surely, 2^144404134 is an apocalyptic number.

144404134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144404134 is a deficient number, since it is larger than the sum of its proper divisors (103145834).

144404134 is a wasteful number, since it uses less digits than its factorization.

144404134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10314590.

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 144404134 is about 12016.8271186699. The cubic root of 144404134 is about 524.6381591347.

Adding to 144404134 its reverse (431404441), we get a palindrome (575808575).

The spelling of 144404134 in words is "one hundred forty-four million, four hundred four thousand, one hundred thirty-four".