1198959308 has 6 divisors (see below), whose sum is σ = 2098178796. Its totient is φ = 599479652.

The previous prime is 1198959301. The next prime is 1198959353. The reversal of 1198959308 is 8039598911.

It is a self number, because there is not a number n which added to its sum of digits gives 1198959308.

It is not an unprimeable number, because it can be changed into a prime (1198959301) 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, 149869910 + ... + 149869917.

It is an arithmetic number, because the mean of its divisors is an integer number (349696466).

Almost surely, 2^1198959308 is an apocalyptic number.

It is an amenable number.

1198959308 is a deficient number, since it is larger than the sum of its proper divisors (899219488).

1198959308 is a wasteful number, since it uses less digits than its factorization.

1198959308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299739831 (or 299739829 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 53.

The square root of 1198959308 is about 34625.9917980698. The cubic root of 1198959308 is about 1062.3512858158.

The spelling of 1198959308 in words is "one billion, one hundred ninety-eight million, nine hundred fifty-nine thousand, three hundred eight".