144065545 has 16 divisors (see below), whose sum is σ = 186439680. Its totient is φ = 106236864.

The previous prime is 144065527. The next prime is 144065557. The reversal of 144065545 is 545560441.

It is a cyclic number.

It is not a de Polignac number, because 144065545 - 2¹⁷ = 143934473 is a prime.

It is a super-2 number, since 2×144065545² = 41509762512294050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144065545.

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, 69636 + ... + 71674.

It is an arithmetic number, because the mean of its divisors is an integer number (11652480).

Almost surely, 2^144065545 is an apocalyptic number.

It is an amenable number.

144065545 is a deficient number, since it is larger than the sum of its proper divisors (42374135).

144065545 is a wasteful number, since it uses less digits than its factorization.

144065545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3144.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 144065545 is about 12002.7307309629. The cubic root of 144065545 is about 524.2277929337.

The spelling of 144065545 in words is "one hundred forty-four million, sixty-five thousand, five hundred forty-five".