144404114131 has 6 divisors (see below), whose sum is σ = 147180130580. Its totient is φ = 141679505448.

The previous prime is 144404114123. The next prime is 144404114137. The reversal of 144404114131 is 131411404441.

It is a happy number.

It is not a de Polignac number, because 144404114131 - 2³ = 144404114123 is a prime.

It is a super-2 number, since 2×144404114131² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144404114131.

It is not an unprimeable number, because it can be changed into a prime (144404114137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25701021 + ... + 25706638.

Almost surely, 2^144404114131 is an apocalyptic number.

144404114131 is a deficient number, since it is larger than the sum of its proper divisors (2776016449).

144404114131 is an frugal number, since it uses more digits than its factorization.

144404114131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51407765 (or 51407712 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 144404114131 its reverse (131411404441), we get a palindrome (275815518572).

The spelling of 144404114131 in words is "one hundred forty-four billion, four hundred four million, one hundred fourteen thousand, one hundred thirty-one".