144111392 has 24 divisors (see below), whose sum is σ = 290641932. Its totient is φ = 70297600.

The previous prime is 144111391. The next prime is 144111403. The reversal of 144111392 is 293111441.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 144096016 + 15376 = 12004^2 + 124^2 .

It is not an unprimeable number, because it can be changed into a prime (144111391) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 53609 + ... + 56232.

Almost surely, 2^144111392 is an apocalyptic number.

It is an amenable number.

144111392 is an abundant number, since it is smaller than the sum of its proper divisors (146530540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144111392 is a wasteful number, since it uses less digits than its factorization.

144111392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109892 (or 109884 counting only the distinct ones).

The product of its digits is 864, while the sum is 26.

The square root of 144111392 is about 12004.6404360980. The cubic root of 144111392 is about 524.2833966117.

The spelling of 144111392 in words is "one hundred forty-four million, one hundred eleven thousand, three hundred ninety-two".