144105436 has 6 divisors (see below), whose sum is σ = 252184520. Its totient is φ = 72052716.

The previous prime is 144105421. The next prime is 144105449. The reversal of 144105436 is 634501441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18013176 + ... + 18013183.

Almost surely, 2^144105436 is an apocalyptic number.

It is an amenable number.

144105436 is a deficient number, since it is larger than the sum of its proper divisors (108079084).

144105436 is a wasteful number, since it uses less digits than its factorization.

144105436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36026363 (or 36026361 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 144105436 is about 12004.3923627979. The cubic root of 144105436 is about 524.2761737848.

Adding to 144105436 its reverse (634501441), we get a palindrome (778606877).

The spelling of 144105436 in words is "one hundred forty-four million, one hundred five thousand, four hundred thirty-six".