1140868 has 12 divisors (see below), whose sum is σ = 2007040. Its totient is φ = 567432.

The previous prime is 1140863. The next prime is 1140871. The reversal of 1140868 is 8680411.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1140863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253 + ... + 1531.

2^1140868 is an apocalyptic number.

It is an amenable number.

1140868 is a deficient number, since it is larger than the sum of its proper divisors (866172).

1140868 is a wasteful number, since it uses less digits than its factorization.

1140868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506 (or 1504 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 1140868 is about 1068.1142261013. The cubic root of 1140868 is about 104.4908991410.

It can be divided in two parts, 11408 and 68, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 1140868 in words is "one million, one hundred forty thousand, eight hundred sixty-eight".