144957119 has 4 divisors (see below), whose sum is σ = 146392440. Its totient is φ = 143521800.

The previous prime is 144957107. The next prime is 144957149. The reversal of 144957119 is 911759441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 144957119 - 2⁴ = 144957103 is a prime.

It is a super-2 number, since 2×144957119² = 42025132697560322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144957149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 717509 + ... + 717710.

It is an arithmetic number, because the mean of its divisors is an integer number (36598110).

Almost surely, 2^144957119 is an apocalyptic number.

144957119 is a deficient number, since it is larger than the sum of its proper divisors (1435321).

144957119 is a wasteful number, since it uses less digits than its factorization.

144957119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1435320.

The product of its digits is 45360, while the sum is 41.

The square root of 144957119 is about 12039.8139105220. The cubic root of 144957119 is about 525.3069938441.

The spelling of 144957119 in words is "one hundred forty-four million, nine hundred fifty-seven thousand, one hundred nineteen".