144119918 has 16 divisors (see below), whose sum is σ = 224332416. Its totient is φ = 69389880.

The previous prime is 144119903. The next prime is 144119923. The reversal of 144119918 is 819911441.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5696 + ... + 17907.

It is an arithmetic number, because the mean of its divisors is an integer number (14020776).

Almost surely, 2^144119918 is an apocalyptic number.

144119918 is a deficient number, since it is larger than the sum of its proper divisors (80212498).

144119918 is a wasteful number, since it uses less digits than its factorization.

144119918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23719.

The product of its digits is 10368, while the sum is 38.

The square root of 144119918 is about 12004.9955435227. The cubic root of 144119918 is about 524.2937357252.

The spelling of 144119918 in words is "one hundred forty-four million, one hundred nineteen thousand, nine hundred eighteen".