1140746 has 4 divisors (see below), whose sum is σ = 1711122. Its totient is φ = 570372.

The previous prime is 1140721. The next prime is 1140749. The reversal of 1140746 is 6470411.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 657721 + 483025 = 811^2 + 695^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1140749) 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 as a sum of consecutive naturals, namely, 285185 + ... + 285188.

2^1140746 is an apocalyptic number.

1140746 is a deficient number, since it is larger than the sum of its proper divisors (570376).

1140746 is an equidigital number, since it uses as much as digits as its factorization.

1140746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570375.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 1140746 is about 1068.0571145777. The cubic root of 1140746 is about 104.4871743911.

The spelling of 1140746 in words is "one million, one hundred forty thousand, seven hundred forty-six".