1148898 has 16 divisors (see below), whose sum is σ = 2308320. Its totient is φ = 381216.

The previous prime is 1148879. The next prime is 1148921. The reversal of 1148898 is 8988411.

It is a happy number.

It is a super-2 number, since 2×1148898² = 2639933228808, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2286 + ... + 2742.

It is an arithmetic number, because the mean of its divisors is an integer number (144270).

2^1148898 is an apocalyptic number.

1148898 is an abundant number, since it is smaller than the sum of its proper divisors (1159422).

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

1148898 is a wasteful number, since it uses less digits than its factorization.

1148898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 881.

The product of its digits is 18432, while the sum is 39.

The square root of 1148898 is about 1071.8665961770. The cubic root of 1148898 is about 104.7354792919.

The spelling of 1148898 in words is "one million, one hundred forty-eight thousand, eight hundred ninety-eight".