1194841240837 has 2 divisors, whose sum is σ = 1194841240838. Its totient is φ = 1194841240836.

The previous prime is 1194841240781. The next prime is 1194841240897. The reversal of 1194841240837 is 7380421484911.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 866092670881 + 328748569956 = 930641^2 + 573366^2 .

It is a cyclic number.

It is not a de Polignac number, because 1194841240837 - 2¹⁹ = 1194840716549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1194841240897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 597420620418 + 597420620419.

It is an arithmetic number, because the mean of its divisors is an integer number (597420620419).

Almost surely, 2^{1194841240837} is an apocalyptic number.

It is an amenable number.

1194841240837 is a deficient number, since it is larger than the sum of its proper divisors (1).

1194841240837 is an equidigital number, since it uses as much as digits as its factorization.

1194841240837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1548288, while the sum is 52.

The spelling of 1194841240837 in words is "one trillion, one hundred ninety-four billion, eight hundred forty-one million, two hundred forty thousand, eight hundred thirty-seven".