144565465 has 16 divisors (see below), whose sum is σ = 197479296. Its totient is φ = 100566400.

The previous prime is 144565423. The next prime is 144565481. The reversal of 144565465 is 564565441.

It is not a de Polignac number, because 144565465 - 2¹⁵ = 144532697 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55876 + ... + 58405.

It is an arithmetic number, because the mean of its divisors is an integer number (12342456).

Almost surely, 2^144565465 is an apocalyptic number.

It is an amenable number.

144565465 is a deficient number, since it is larger than the sum of its proper divisors (52913831).

144565465 is a wasteful number, since it uses less digits than its factorization.

144565465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114320.

The product of its digits is 288000, while the sum is 40.

The square root of 144565465 is about 12023.5379568578. The cubic root of 144565465 is about 524.8334649417.

The spelling of 144565465 in words is "one hundred forty-four million, five hundred sixty-five thousand, four hundred sixty-five".