1136113440 has 384 divisors, whose sum is σ = 4546160640. Its totient is φ = 231628800.

The previous prime is 1136113427. The next prime is 1136113501. The reversal of 1136113440 is 443116311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1136113440.

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, 2180380 + ... + 2180900.

It is an arithmetic number, because the mean of its divisors is an integer number (11838960).

Almost surely, 2^1136113440 is an apocalyptic number.

1136113440 is a gapful number since it is divisible by the number (10) 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 1136113440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2273080320).

1136113440 is an abundant number, since it is smaller than the sum of its proper divisors (3410047200).

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

1136113440 is a wasteful number, since it uses less digits than its factorization.

1136113440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616 (or 608 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1136113440 is about 33706.2819070867. The cubic root of 1136113440 is about 1043.4554198020.

Adding to 1136113440 its reverse (443116311), we get a palindrome (1579229751).

The spelling of 1136113440 in words is "one billion, one hundred thirty-six million, one hundred thirteen thousand, four hundred forty".