144340323403 has 16 divisors (see below), whose sum is σ = 154710410400. Its totient is φ = 134179877376.

The previous prime is 144340323373. The next prime is 144340323469. The reversal of 144340323403 is 304323043441.

It is a cyclic number.

It is not a de Polignac number, because 144340323403 - 2³³ = 135750388811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144340323203) 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, 7153573 + ... + 7173721.

It is an arithmetic number, because the mean of its divisors is an integer number (9669400650).

Almost surely, 2^144340323403 is an apocalyptic number.

144340323403 is a deficient number, since it is larger than the sum of its proper divisors (10370086997).

144340323403 is a wasteful number, since it uses less digits than its factorization.

144340323403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25326.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 144340323403 its reverse (304323043441), we get a palindrome (448663366844).

The spelling of 144340323403 in words is "one hundred forty-four billion, three hundred forty million, three hundred twenty-three thousand, four hundred three".