1194449341965 has 24 divisors (see below), whose sum is σ = 2100651407904. Its totient is φ = 579126952800.

The previous prime is 1194449341963. The next prime is 1194449341991. The reversal of 1194449341965 is 5691439444911.

It is not a de Polignac number, because 1194449341965 - 2¹ = 1194449341963 is a prime.

It is a super-2 number, since 2×1194449341965² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1194449341899 and 1194449341908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1194449341963) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 329047591 + ... + 329051220.

It is an arithmetic number, because the mean of its divisors is an integer number (87527141996).

Almost surely, 2^{1194449341965} is an apocalyptic number.

1194449341965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1194449341965 is a deficient number, since it is larger than the sum of its proper divisors (906202065939).

1194449341965 is a wasteful number, since it uses less digits than its factorization.

1194449341965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658098841 (or 658098830 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 60.

The spelling of 1194449341965 in words is "one trillion, one hundred ninety-four billion, four hundred forty-nine million, three hundred forty-one thousand, nine hundred sixty-five".