1148340 has 24 divisors (see below), whose sum is σ = 3215520. Its totient is φ = 306208.

The previous prime is 1148339. The next prime is 1148359. The reversal of 1148340 is 438411.

It is a congruent 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, 9510 + ... + 9629.

It is an arithmetic number, because the mean of its divisors is an integer number (133980).

2^1148340 is an apocalyptic number.

1148340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1148340 is an abundant number, since it is smaller than the sum of its proper divisors (2067180).

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

1148340 is a wasteful number, since it uses less digits than its factorization.

1148340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19151 (or 19149 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1148340 is about 1071.6062709783. The cubic root of 1148340 is about 104.7185204724.

The spelling of 1148340 in words is "one million, one hundred forty-eight thousand, three hundred forty".