1185455730349 has 8 divisors (see below), whose sum is σ = 1306028636640. Its totient is φ = 1067016858000.

The previous prime is 1185455730341. The next prime is 1185455730383. The reversal of 1185455730349 is 9430375545811.

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 1185455730349 - 2³ = 1185455730341 is a prime.

It is a super-3 number, since 3×1185455730349³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1185455730349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1185455730341) 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 7 ways as a sum of consecutive naturals, for example, 533507319 + ... + 533509540.

It is an arithmetic number, because the mean of its divisors is an integer number (163253579580).

Almost surely, 2^{1185455730349} is an apocalyptic number.

It is an amenable number.

1185455730349 is a deficient number, since it is larger than the sum of its proper divisors (120572906291).

1185455730349 is a wasteful number, since it uses less digits than its factorization.

1185455730349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1067016971.

The product of its (nonzero) digits is 9072000, while the sum is 55.

The spelling of 1185455730349 in words is "one trillion, one hundred eighty-five billion, four hundred fifty-five million, seven hundred thirty thousand, three hundred forty-nine".