1140814368 has 120 divisors (see below), whose sum is σ = 3402907200. Its totient is φ = 374855040.

The previous prime is 1140814361. The next prime is 1140814369. The reversal of 1140814368 is 8634180411.

It is a happy number.

1140814368 is a `hidden beast` number, since 1 + 140 + 81 + 436 + 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 (1140814361) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 180933 + ... + 187131.

It is an arithmetic number, because the mean of its divisors is an integer number (28357560).

Almost surely, 2^1140814368 is an apocalyptic number.

1140814368 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 1140814368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1701453600).

1140814368 is an abundant number, since it is smaller than the sum of its proper divisors (2262092832).

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

1140814368 is an equidigital number, since it uses as much as digits as its factorization.

1140814368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6292 (or 6275 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 1140814368 is about 33775.9436285650. The cubic root of 1140814368 is about 1044.8926174924.

Adding to 1140814368 its reverse (8634180411), we get a palindrome (9774994779).

The spelling of 1140814368 in words is "one billion, one hundred forty million, eight hundred fourteen thousand, three hundred sixty-eight".