1108098 has 12 divisors (see below), whose sum is σ = 2400918. Its totient is φ = 369360.

The previous prime is 1108091. The next prime is 1108103. The reversal of 1108098 is 8908011.

It can be written as a sum of positive squares in only one way, i.e., 751689 + 356409 = 867^2 + 597^2 .

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1108091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30763 + ... + 30798.

2^1108098 is an apocalyptic number.

1108098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1108098 is an abundant number, since it is smaller than the sum of its proper divisors (1292820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1108098 is a wasteful number, since it uses less digits than its factorization.

1108098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61569 (or 61566 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The square root of 1108098 is about 1052.6623390242. The cubic root of 1108098 is about 103.4807077393.

The spelling of 1108098 in words is "one million, one hundred eight thousand, ninety-eight".