144093455 has 12 divisors (see below), whose sum is σ = 190061256. Its totient is φ = 104794800.

The previous prime is 144093451. The next prime is 144093463. The reversal of 144093455 is 554390441.

It is not a de Polignac number, because 144093455 - 2² = 144093451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144093451) 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 11 ways as a sum of consecutive naturals, for example, 118481 + ... + 119690.

It is an arithmetic number, because the mean of its divisors is an integer number (15838438).

Almost surely, 2^144093455 is an apocalyptic number.

144093455 is a deficient number, since it is larger than the sum of its proper divisors (45967801).

144093455 is a wasteful number, since it uses less digits than its factorization.

144093455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238198 (or 238187 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 144093455 is about 12003.8933267503. The cubic root of 144093455 is about 524.2616438520.

The spelling of 144093455 in words is "one hundred forty-four million, ninety-three thousand, four hundred fifty-five".