1243340200133 has 8 divisors (see below), whose sum is σ = 1305167326848. Its totient is φ = 1182160478224.

The previous prime is 1243340200057. The next prime is 1243340200153. The reversal of 1243340200133 is 3310020433421.

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

It is a cyclic number.

It is not a de Polignac number, because 1243340200133 - 2³⁰ = 1242266458309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1243340200153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161847266 + ... + 161854947.

It is an arithmetic number, because the mean of its divisors is an integer number (163145915856).

Almost surely, 2^{1243340200133} is an apocalyptic number.

It is an amenable number.

1243340200133 is a deficient number, since it is larger than the sum of its proper divisors (61827126715).

1243340200133 is a wasteful number, since it uses less digits than its factorization.

1243340200133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323702403.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 1243340200133 its reverse (3310020433421), we get a palindrome (4553360633554).

The spelling of 1243340200133 in words is "one trillion, two hundred forty-three billion, three hundred forty million, two hundred thousand, one hundred thirty-three".