1148208048 has 120 divisors (see below), whose sum is σ = 3588898768. Its totient is φ = 353279232.

The previous prime is 1148208043. The next prime is 1148208137. The reversal of 1148208048 is 8408028411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1148208043) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 39186 + ... + 61902.

Almost surely, 2^1148208048 is an apocalyptic number.

1148208048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1148208048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1794449384).

1148208048 is an abundant number, since it is smaller than the sum of its proper divisors (2440690720).

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

1148208048 is a wasteful number, since it uses less digits than its factorization.

1148208048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22753 (or 22735 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 36.

The square root of 1148208048 is about 33885.2187243937. The cubic root of 1148208048 is about 1047.1450936431.

The spelling of 1148208048 in words is "one billion, one hundred forty-eight million, two hundred eight thousand, forty-eight".