1144300431323 has 16 divisors (see below), whose sum is σ = 1340785689600. Its totient is φ = 976180401000.

The previous prime is 1144300431319. The next prime is 1144300431349. The reversal of 1144300431323 is 3231340034411.

It is a happy number.

It is not a de Polignac number, because 1144300431323 - 2² = 1144300431319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1144300433323) 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, 7833203 + ... + 7977948.

It is an arithmetic number, because the mean of its divisors is an integer number (83799105600).

Almost surely, 2^{1144300431323} is an apocalyptic number.

1144300431323 is a deficient number, since it is larger than the sum of its proper divisors (196485258277).

1144300431323 is an equidigital number, since it uses as much as digits as its factorization.

1144300431323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15811383 (or 15811369 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1144300431323 its reverse (3231340034411), we get a palindrome (4375640465734).

The spelling of 1144300431323 in words is "one trillion, one hundred forty-four billion, three hundred million, four hundred thirty-one thousand, three hundred twenty-three".