144111472 has 20 divisors (see below), whose sum is σ = 281418496. Its totient is φ = 71487360.

The previous prime is 144111449. The next prime is 144111497. The reversal of 144111472 is 274111441.

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, 33429 + ... + 37492.

Almost surely, 2^144111472 is an apocalyptic number.

It is an amenable number.

144111472 is a deficient number, since it is larger than the sum of its proper divisors (137307024).

144111472 is a wasteful number, since it uses less digits than its factorization.

144111472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71056 (or 71050 counting only the distinct ones).

The product of its digits is 896, while the sum is 25.

The square root of 144111472 is about 12004.6437681424. The cubic root of 144111472 is about 524.2834936262.

The spelling of 144111472 in words is "one hundred forty-four million, one hundred eleven thousand, four hundred seventy-two".