1342254143243 has 32 divisors (see below), whose sum is σ = 1489999053312. Its totient is φ = 1201495680000.

The previous prime is 1342254143227. The next prime is 1342254143267. The reversal of 1342254143243 is 3423414522431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1342254143243 - 2⁴ = 1342254143227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1342254143197 and 1342254143206.

It is not an unprimeable number, because it can be changed into a prime (1342254143213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41602868 + ... + 41635118.

It is an arithmetic number, because the mean of its divisors is an integer number (46562470416).

Almost surely, 2^{1342254143243} is an apocalyptic number.

1342254143243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1342254143243 is a deficient number, since it is larger than the sum of its proper divisors (147744910069).

1342254143243 is a wasteful number, since it uses less digits than its factorization.

1342254143243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33075.

The product of its digits is 276480, while the sum is 38.

Adding to 1342254143243 its reverse (3423414522431), we get a palindrome (4765668665674).

The spelling of 1342254143243 in words is "one trillion, three hundred forty-two billion, two hundred fifty-four million, one hundred forty-three thousand, two hundred forty-three".