1242132434104 has 8 divisors (see below), whose sum is σ = 2328998313960. Its totient is φ = 621066217048.

The previous prime is 1242132434063. The next prime is 1242132434167. The reversal of 1242132434104 is 4014342312421.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77633277124 + ... + 77633277139.

It is an arithmetic number, because the mean of its divisors is an integer number (291124789245).

Almost surely, 2^{1242132434104} is an apocalyptic number.

It is an amenable number.

1242132434104 is a deficient number, since it is larger than the sum of its proper divisors (1086865879856).

1242132434104 is a wasteful number, since it uses less digits than its factorization.

1242132434104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155266554269 (or 155266554265 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1242132434104 its reverse (4014342312421), we get a palindrome (5256474746525).

The spelling of 1242132434104 in words is "one trillion, two hundred forty-two billion, one hundred thirty-two million, four hundred thirty-four thousand, one hundred four".