1198861034 has 8 divisors (see below), whose sum is σ = 2055190368. Its totient is φ = 513797580.

The previous prime is 1198860991. The next prime is 1198861091. The reversal of 1198861034 is 4301688911.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1198860982 and 1198861000.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 42816452 + ... + 42816479.

It is an arithmetic number, because the mean of its divisors is an integer number (256898796).

Almost surely, 2^1198861034 is an apocalyptic number.

1198861034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1198861034 is a deficient number, since it is larger than the sum of its proper divisors (856329334).

1198861034 is an equidigital number, since it uses as much as digits as its factorization.

1198861034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85632940.

The product of its (nonzero) digits is 41472, while the sum is 41.

The square root of 1198861034 is about 34624.5726905041. The cubic root of 1198861034 is about 1062.3222594309.

The spelling of 1198861034 in words is "one billion, one hundred ninety-eight million, eight hundred sixty-one thousand, thirty-four".