144313545 has 16 divisors (see below), whose sum is σ = 231098112. Its totient is φ = 76901760.

The previous prime is 144313537. The next prime is 144313549. The reversal of 144313545 is 545313441.

144313545 = 2823² + 2824² + ... + 2840².

It is not a de Polignac number, because 144313545 - 2³ = 144313537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144313549) by changing a digit.

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, 17965 + ... + 24725.

It is an arithmetic number, because the mean of its divisors is an integer number (14443632).

Almost surely, 2^144313545 is an apocalyptic number.

144313545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

144313545 is a deficient number, since it is larger than the sum of its proper divisors (86784567).

144313545 is a wasteful number, since it uses less digits than its factorization.

144313545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8192.

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

The square root of 144313545 is about 12013.0572711529. The cubic root of 144313545 is about 524.5284291554.

Adding to 144313545 its reverse (545313441), we get a palindrome (689626986).

The spelling of 144313545 in words is "one hundred forty-four million, three hundred thirteen thousand, five hundred forty-five".