1342101240543 has 32 divisors (see below), whose sum is σ = 2154414758400. Its totient is φ = 725987114496.

The previous prime is 1342101240523. The next prime is 1342101240661. The reversal of 1342101240543 is 3450421012431.

It is not a de Polignac number, because 1342101240543 - 2⁹ = 1342101240031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1342101240543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342101240523) 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, 790446 + ... + 1819067.

It is an arithmetic number, because the mean of its divisors is an integer number (67325461200).

Almost surely, 2^{1342101240543} is an apocalyptic number.

1342101240543 is a deficient number, since it is larger than the sum of its proper divisors (812313517857).

1342101240543 is a wasteful number, since it uses less digits than its factorization.

1342101240543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610831.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 1342101240543 its reverse (3450421012431), we get a palindrome (4792522252974).

The spelling of 1342101240543 in words is "one trillion, three hundred forty-two billion, one hundred one million, two hundred forty thousand, five hundred forty-three".