144453513 has 16 divisors (see below), whose sum is σ = 202026240. Its totient is φ = 91702656.

The previous prime is 144453509. The next prime is 144453527. The reversal of 144453513 is 315354441.

It is not a de Polignac number, because 144453513 - 2² = 144453509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144453613) 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 15 ways as a sum of consecutive naturals, for example, 8628 + ... + 19061.

It is an arithmetic number, because the mean of its divisors is an integer number (12626640).

Almost surely, 2^144453513 is an apocalyptic number.

It is an amenable number.

144453513 is a deficient number, since it is larger than the sum of its proper divisors (57572727).

144453513 is a wasteful number, since it uses less digits than its factorization.

144453513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27776.

The product of its digits is 14400, while the sum is 30.

The square root of 144453513 is about 12018.8815203412. The cubic root of 144453513 is about 524.6979523337.

The spelling of 144453513 in words is "one hundred forty-four million, four hundred fifty-three thousand, five hundred thirteen".