1311424443142 has 8 divisors (see below), whose sum is σ = 2145967270632. Its totient is φ = 596102019600.

The previous prime is 1311424443073. The next prime is 1311424443179. The reversal of 1311424443142 is 2413444241131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1311424443098 and 1311424443107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29805100959 + ... + 29805101002.

It is an arithmetic number, because the mean of its divisors is an integer number (268245908829).

Almost surely, 2^{1311424443142} is an apocalyptic number.

1311424443142 is a deficient number, since it is larger than the sum of its proper divisors (834542827490).

1311424443142 is a wasteful number, since it uses less digits than its factorization.

1311424443142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59610201974.

The product of its digits is 36864, while the sum is 34.

Adding to 1311424443142 its reverse (2413444241131), we get a palindrome (3724868684273).

The spelling of 1311424443142 in words is "one trillion, three hundred eleven billion, four hundred twenty-four million, four hundred forty-three thousand, one hundred forty-two".