144323534 has 4 divisors (see below), whose sum is σ = 216485304. Its totient is φ = 72161766.

The previous prime is 144323533. The next prime is 144323549. The reversal of 144323534 is 435323441.

144323534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 144323497 and 144323506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144323533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36080882 + ... + 36080885.

It is an arithmetic number, because the mean of its divisors is an integer number (54121326).

Almost surely, 2^144323534 is an apocalyptic number.

144323534 is a deficient number, since it is larger than the sum of its proper divisors (72161770).

144323534 is an equidigital number, since it uses as much as digits as its factorization.

144323534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72161769.

The product of its digits is 17280, while the sum is 29.

The square root of 144323534 is about 12013.4730199056. The cubic root of 144323534 is about 524.5405310307.

Adding to 144323534 its reverse (435323441), we get a palindrome (579646975).

The spelling of 144323534 in words is "one hundred forty-four million, three hundred twenty-three thousand, five hundred thirty-four".