1243041100134 has 16 divisors (see below), whose sum is σ = 2508082929072. Its totient is φ = 410680245248.

The previous prime is 1243041100109. The next prime is 1243041100153. The reversal of 1243041100134 is 4310011403421.

It is a Curzon number.

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 in 7 ways as a sum of consecutive naturals, for example, 916696299 + ... + 916697654.

It is an arithmetic number, because the mean of its divisors is an integer number (156755183067).

Almost surely, 2^{1243041100134} is an apocalyptic number.

1243041100134 is an abundant number, since it is smaller than the sum of its proper divisors (1265041828938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1243041100134 is a wasteful number, since it uses less digits than its factorization.

1243041100134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833394071.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1243041100134 its reverse (4310011403421), we get a palindrome (5553052503555).

The spelling of 1243041100134 in words is "one trillion, two hundred forty-three billion, forty-one million, one hundred thousand, one hundred thirty-four".