1140668 has 12 divisors (see below), whose sum is σ = 2007600. Its totient is φ = 567072.

The previous prime is 1140637. The next prime is 1140677. The reversal of 1140668 is 8660411.

It is a super-2 number, since 2×1140668² = 2602246972448, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80 + ... + 1512.

It is an arithmetic number, because the mean of its divisors is an integer number (167300).

2^1140668 is an apocalyptic number.

It is an amenable number.

1140668 is a deficient number, since it is larger than the sum of its proper divisors (866932).

1140668 is a wasteful number, since it uses less digits than its factorization.

1140668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636 (or 1634 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 1140668 is about 1068.0205990523. The cubic root of 1140668 is about 104.4847928544.

The spelling of 1140668 in words is "one million, one hundred forty thousand, six hundred sixty-eight".