144154134231203 has 4 divisors (see below), whose sum is σ = 145429834534248. Its totient is φ = 142878433928160.

The previous prime is 144154134231197. The next prime is 144154134231253. The reversal of 144154134231203 is 302132431451441.

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 144154134231203 - 2¹⁴ = 144154134214819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144154134231253) 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, 637850151353 + ... + 637850151578.

It is an arithmetic number, because the mean of its divisors is an integer number (36357458633562).

Almost surely, 2^{144154134231203} is an apocalyptic number.

144154134231203 is a deficient number, since it is larger than the sum of its proper divisors (1275700303045).

144154134231203 is a wasteful number, since it uses less digits than its factorization.

144154134231203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275700303044.

The product of its (nonzero) digits is 138240, while the sum is 38.

Adding to 144154134231203 its reverse (302132431451441), we get a palindrome (446286565682644).

The spelling of 144154134231203 in words is "one hundred forty-four trillion, one hundred fifty-four billion, one hundred thirty-four million, two hundred thirty-one thousand, two hundred three".