1129148 has 6 divisors (see below), whose sum is σ = 1976016. Its totient is φ = 564572.

The previous prime is 1129133. The next prime is 1129153. The reversal of 1129148 is 8419211.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141140 + ... + 141147.

It is an arithmetic number, because the mean of its divisors is an integer number (329336).

2^1129148 is an apocalyptic number.

It is an amenable number.

1129148 is a deficient number, since it is larger than the sum of its proper divisors (846868).

1129148 is a wasteful number, since it uses less digits than its factorization.

1129148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282291 (or 282289 counting only the distinct ones).

The product of its digits is 576, while the sum is 26.

The square root of 1129148 is about 1062.6137586160. The cubic root of 1129148 is about 104.1318593749.

The spelling of 1129148 in words is "one million, one hundred twenty-nine thousand, one hundred forty-eight".