144954459 has 24 divisors (see below), whose sum is σ = 226061472. Its totient is φ = 88974720.

The previous prime is 144954443. The next prime is 144954541. The reversal of 144954459 is 954459441.

144954459 is a `hidden beast` number, since 14 + 49 + 544 + 59 = 666.

144954459 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 144954459 - 2⁴ = 144954443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144954409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52114 + ... + 54824.

It is an arithmetic number, because the mean of its divisors is an integer number (9419228).

Almost surely, 2^144954459 is an apocalyptic number.

144954459 is a deficient number, since it is larger than the sum of its proper divisors (81107013).

144954459 is a wasteful number, since it uses less digits than its factorization.

144954459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187 (or 3184 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 144954459 is about 12039.7034431916. The cubic root of 144954459 is about 525.3037806521.

The spelling of 144954459 in words is "one hundred forty-four million, nine hundred fifty-four thousand, four hundred fifty-nine".