144201265 has 16 divisors (see below), whose sum is σ = 186617088. Its totient is φ = 106335936.

The previous prime is 144201229. The next prime is 144201313. The reversal of 144201265 is 562102441.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 144201265 - 2²¹ = 142104113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68052 + ... + 70138.

It is an arithmetic number, because the mean of its divisors is an integer number (11663568).

Almost surely, 2^144201265 is an apocalyptic number.

It is an amenable number.

144201265 is a deficient number, since it is larger than the sum of its proper divisors (42415823).

144201265 is a wasteful number, since it uses less digits than its factorization.

144201265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3168.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 144201265 is about 12008.3831134754. The cubic root of 144201265 is about 524.3923612338.

The spelling of 144201265 in words is "one hundred forty-four million, two hundred one thousand, two hundred sixty-five".