144140420413 has 4 divisors (see below), whose sum is σ = 157244095008. Its totient is φ = 131036745820.

The previous prime is 144140420387. The next prime is 144140420441. The reversal of 144140420413 is 314024041441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 314024041441 = 11 ⋅28547640131.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144140420413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144140420513) 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, 6551837281 + ... + 6551837302.

It is an arithmetic number, because the mean of its divisors is an integer number (39311023752).

Almost surely, 2^144140420413 is an apocalyptic number.

It is an amenable number.

144140420413 is a deficient number, since it is larger than the sum of its proper divisors (13103674595).

144140420413 is a wasteful number, since it uses less digits than its factorization.

144140420413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13103674594.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 144140420413 its reverse (314024041441), we get a palindrome (458164461854).

The spelling of 144140420413 in words is "one hundred forty-four billion, one hundred forty million, four hundred twenty thousand, four hundred thirteen".