1444103432413 has 4 divisors (see below), whose sum is σ = 1444465457820. Its totient is φ = 1443741407008.

The previous prime is 1444103432383. The next prime is 1444103432423. The reversal of 1444103432413 is 3142343014441.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1045541015289 + 398562417124 = 1022517^2 + 631318^2 .

It is a cyclic number.

It is not a de Polignac number, because 1444103432413 - 2⁵ = 1444103432381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444103432423) 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, 181006720 + ... + 181014697.

It is an arithmetic number, because the mean of its divisors is an integer number (361116364455).

Almost surely, 2^{1444103432413} is an apocalyptic number.

It is an amenable number.

1444103432413 is a deficient number, since it is larger than the sum of its proper divisors (362025407).

1444103432413 is an equidigital number, since it uses as much as digits as its factorization.

1444103432413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362025406.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 1444103432413 its reverse (3142343014441), we get a palindrome (4586446446854).

The spelling of 1444103432413 in words is "one trillion, four hundred forty-four billion, one hundred three million, four hundred thirty-two thousand, four hundred thirteen".