1113612192 has 384 divisors, whose sum is σ = 4267468800. Its totient is φ = 273715200.

The previous prime is 1113612191. The next prime is 1113612239. The reversal of 1113612192 is 2912163111.

It is a happy number.

1113612192 is a `hidden beast` number, since 111 + 361 + 2 + 192 = 666.

It is a super-2 number, since 2×1113612192² = 2480264228342089728, which contains 22 as substring.

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

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (1113612191) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1263592 + ... + 1264472.

It is an arithmetic number, because the mean of its divisors is an integer number (11113200).

Almost surely, 2^1113612192 is an apocalyptic number.

1113612192 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 1113612192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2133734400).

1113612192 is an abundant number, since it is smaller than the sum of its proper divisors (3153856608).

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

1113612192 is a wasteful number, since it uses less digits than its factorization.

1113612192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 937 (or 923 counting only the distinct ones).

The product of its digits is 648, while the sum is 27.

The square root of 1113612192 is about 33370.8284584006. The cubic root of 1113612192 is about 1036.5207302532.

The spelling of 1113612192 in words is "one billion, one hundred thirteen million, six hundred twelve thousand, one hundred ninety-two".