1198148 has 18 divisors (see below), whose sum is σ = 2439486. Its totient is φ = 513408.

The previous prime is 1198133. The next prime is 1198151. The reversal of 1198148 is 8418911.

It can be written as a sum of positive squares in only one way, i.e., 1044484 + 153664 = 1022^2 + 392^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2861 + ... + 3252.

It is an arithmetic number, because the mean of its divisors is an integer number (135527).

2^1198148 is an apocalyptic number.

It is an amenable number.

1198148 is an abundant number, since it is smaller than the sum of its proper divisors (1241338).

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

1198148 is a wasteful number, since it uses less digits than its factorization.

1198148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6131 (or 6122 counting only the distinct ones).

The product of its digits is 2304, while the sum is 32.

The square root of 1198148 is about 1094.5994701259. The cubic root of 1198148 is about 106.2111608908.

The spelling of 1198148 in words is "one million, one hundred ninety-eight thousand, one hundred forty-eight".