1144310304431 has 6 divisors (see below), whose sum is σ = 1331136476640. Its totient is φ = 980837403756.

The previous prime is 1144310304373. The next prime is 1144310304461. The reversal of 1144310304431 is 1344030134411.

It is a de Polignac number, because none of the positive numbers 2^k-1144310304431 is a prime.

It is a super-2 number, since 2×1144310304431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1144310304394 and 1144310304403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144310304461) 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, 11676635711 + ... + 11676635808.

It is an arithmetic number, because the mean of its divisors is an integer number (221856079440).

Almost surely, 2^{1144310304431} is an apocalyptic number.

1144310304431 is a deficient number, since it is larger than the sum of its proper divisors (186826172209).

1144310304431 is an equidigital number, since it uses as much as digits as its factorization.

1144310304431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23353271533 (or 23353271526 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 1144310304431 its reverse (1344030134411), we get a palindrome (2488340438842).

The spelling of 1144310304431 in words is "one trillion, one hundred forty-four billion, three hundred ten million, three hundred four thousand, four hundred thirty-one".