1148659428 has 48 divisors (see below), whose sum is σ = 3071053440. Its totient is φ = 327335424.

The previous prime is 1148659411. The next prime is 1148659433. The reversal of 1148659428 is 8249568411.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15100 + ... + 50252.

It is an arithmetic number, because the mean of its divisors is an integer number (63980280).

Almost surely, 2^1148659428 is an apocalyptic number.

It is an amenable number.

1148659428 is an abundant number, since it is smaller than the sum of its proper divisors (1922394012).

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

1148659428 is a wasteful number, since it uses less digits than its factorization.

1148659428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35556 (or 35554 counting only the distinct ones).

The product of its digits is 552960, while the sum is 48.

The square root of 1148659428 is about 33891.8784961825. The cubic root of 1148659428 is about 1047.2822924808.

The spelling of 1148659428 in words is "one billion, one hundred forty-eight million, six hundred fifty-nine thousand, four hundred twenty-eight".