1145326248 has 96 divisors (see below), whose sum is σ = 3493152000. Its totient is φ = 335865600.

The previous prime is 1145326241. The next prime is 1145326271. The reversal of 1145326248 is 8426235411.

It is a happy number.

1145326248 is a `hidden beast` number, since 114 + 532 + 6 + 2 + 4 + 8 = 666.

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 (1145326241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1228 + ... + 47876.

It is an arithmetic number, because the mean of its divisors is an integer number (36387000).

Almost surely, 2^1145326248 is an apocalyptic number.

1145326248 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 1145326248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1746576000).

1145326248 is an abundant number, since it is smaller than the sum of its proper divisors (2347825752).

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

1145326248 is a wasteful number, since it uses less digits than its factorization.

1145326248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46703 (or 46696 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 1145326248 is about 33842.6690436792. The cubic root of 1145326248 is about 1046.2683097818.

The spelling of 1145326248 in words is "one billion, one hundred forty-five million, three hundred twenty-six thousand, two hundred forty-eight".