1140394 has 12 divisors (see below), whose sum is σ = 1818054. Its totient is φ = 536384.

The previous prime is 1140389. The next prime is 1140413. The reversal of 1140394 is 4930411.

It can be written as a sum of positive squares in 3 ways, for example, as 1071225 + 69169 = 1035^2 + 263^2 .

It is a plaindrome in base 16.

It is a zygodrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 409 + ... + 1564.

2^1140394 is an apocalyptic number.

1140394 is a deficient number, since it is larger than the sum of its proper divisors (677660).

1140394 is a wasteful number, since it uses less digits than its factorization.

1140394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009 (or 1992 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1140394 is about 1067.8923166687. The cubic root of 1140394 is about 104.4764260828.

The spelling of 1140394 in words is "one million, one hundred forty thousand, three hundred ninety-four".