1118825408 has 42 divisors (see below), whose sum is σ = 2246412576. Its totient is φ = 552876544.

The previous prime is 1118825353. The next prime is 1118825417. The reversal of 1118825408 is 8045288111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 505841 + ... + 508047.

Almost surely, 2^1118825408 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1118825408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1123206288).

1118825408 is an abundant number, since it is smaller than the sum of its proper divisors (1127587168).

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

1118825408 is an frugal number, since it uses more digits than its factorization.

1118825408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2397 (or 2298 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 38.

The square root of 1118825408 is about 33448.8476333640. The cubic root of 1118825408 is about 1038.1356539779.

The spelling of 1118825408 in words is "one billion, one hundred eighteen million, eight hundred twenty-five thousand, four hundred eight".