1148426 has 8 divisors (see below), whose sum is σ = 1778304. Its totient is φ = 555660.

The previous prime is 1148387. The next prime is 1148437. The reversal of 1148426 is 6248411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1148395 and 1148404.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 9200 + ... + 9323.

It is an arithmetic number, because the mean of its divisors is an integer number (222288).

2^1148426 is an apocalyptic number.

1148426 is a deficient number, since it is larger than the sum of its proper divisors (629878).

1148426 is a wasteful number, since it uses less digits than its factorization.

1148426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18556.

The product of its digits is 1536, while the sum is 26.

The square root of 1148426 is about 1071.6463969052. The cubic root of 1148426 is about 104.7211345553.

The spelling of 1148426 in words is "one million, one hundred forty-eight thousand, four hundred twenty-six".