1213055098 has 16 divisors (see below), whose sum is σ = 1901387520. Its totient is φ = 579334096.

The previous prime is 1213055071. The next prime is 1213055117. The reversal of 1213055098 is 8905503121.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14736 + ... + 51412.

It is an arithmetic number, because the mean of its divisors is an integer number (118836720).

Almost surely, 2^1213055098 is an apocalyptic number.

1213055098 is a deficient number, since it is larger than the sum of its proper divisors (688332422).

1213055098 is a wasteful number, since it uses less digits than its factorization.

1213055098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37421.

The product of its (nonzero) digits is 10800, while the sum is 34.

The square root of 1213055098 is about 34828.9405236507. The cubic root of 1213055098 is about 1066.4983202855.

The spelling of 1213055098 in words is "one billion, two hundred thirteen million, fifty-five thousand, ninety-eight".