144252345 has 16 divisors (see below), whose sum is σ = 234717120. Its totient is φ = 75630144.

The previous prime is 144252337. The next prime is 144252347. The reversal of 144252345 is 543252441.

144252345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 144252345 - 2³ = 144252337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144252347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80614 + ... + 82383.

It is an arithmetic number, because the mean of its divisors is an integer number (14669820).

Almost surely, 2^144252345 is an apocalyptic number.

144252345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

144252345 is a deficient number, since it is larger than the sum of its proper divisors (90464775).

144252345 is a wasteful number, since it uses less digits than its factorization.

144252345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163064.

The product of its digits is 19200, while the sum is 30.

The square root of 144252345 is about 12010.5097726949. The cubic root of 144252345 is about 524.4542719243.

The spelling of 144252345 in words is "one hundred forty-four million, two hundred fifty-two thousand, three hundred forty-five".