1198049705 has 8 divisors (see below), whose sum is σ = 1437868800. Its totient is φ = 958300336.

The previous prime is 1198049701. The next prime is 1198049719. The reversal of 1198049705 is 5079408911.

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 1198049705 - 2² = 1198049701 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1198049701) 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, 34376 + ... + 59814.

It is an arithmetic number, because the mean of its divisors is an integer number (179733600).

Almost surely, 2^1198049705 is an apocalyptic number.

It is an amenable number.

1198049705 is a deficient number, since it is larger than the sum of its proper divisors (239819095).

1198049705 is an equidigital number, since it uses as much as digits as its factorization.

1198049705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34863.

The product of its (nonzero) digits is 90720, while the sum is 44.

The square root of 1198049705 is about 34612.8546207908. The cubic root of 1198049705 is about 1062.0825632154.

The spelling of 1198049705 in words is "one billion, one hundred ninety-eight million, forty-nine thousand, seven hundred five".