1113148008 has 256 divisors, whose sum is σ = 3660480000. Its totient is φ = 310728960.

The previous prime is 1113147989. The next prime is 1113148021. The reversal of 1113148008 is 8008413111.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7470718 + ... + 7470866.

It is an arithmetic number, because the mean of its divisors is an integer number (14298750).

Almost surely, 2^1113148008 is an apocalyptic number.

1113148008 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 1113148008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1830240000).

1113148008 is an abundant number, since it is smaller than the sum of its proper divisors (2547331992).

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

1113148008 is an equidigital number, since it uses as much as digits as its factorization.

1113148008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 27.

The square root of 1113148008 is about 33363.8727967842. The cubic root of 1113148008 is about 1036.3766935147.

The spelling of 1113148008 in words is "one billion, one hundred thirteen million, one hundred forty-eight thousand, eight".