1148916132 has 108 divisors (see below), whose sum is σ = 3638307036. Its totient is φ = 303004800.

The previous prime is 1148916103. The next prime is 1148916133. The reversal of 1148916132 is 2316198411.

1148916132 is a `hidden beast` number, since 11 + 489 + 161 + 3 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 161951076 + 986965056 = 12726^2 + 31416^2 .

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148916133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2119 + ... + 47982.

Almost surely, 2^1148916132 is an apocalyptic number.

1148916132 is a gapful number since it is divisible by the number (12) 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 1148916132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1819153518).

1148916132 is an abundant number, since it is smaller than the sum of its proper divisors (2489390904).

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

1148916132 is a wasteful number, since it uses less digits than its factorization.

1148916132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50138 (or 50126 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 1148916132 is about 33895.6653865948. The cubic root of 1148916132 is about 1047.3603027022.

The spelling of 1148916132 in words is "one billion, one hundred forty-eight million, nine hundred sixteen thousand, one hundred thirty-two".