1141636 has 12 divisors (see below), whose sum is σ = 2007180. Its totient is φ = 568160.

The previous prime is 1141633. The next prime is 1141649. The reversal of 1141636 is 6361411.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 367236 + 774400 = 606^2 + 880^2 .

It is not an unprimeable number, because it can be changed into a prime (1141631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546 + ... + 1606.

It is an arithmetic number, because the mean of its divisors is an integer number (167265).

2^1141636 is an apocalyptic number.

It is an amenable number.

1141636 is a deficient number, since it is larger than the sum of its proper divisors (865544).

1141636 is a wasteful number, since it uses less digits than its factorization.

1141636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334 (or 1332 counting only the distinct ones).

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

The square root of 1141636 is about 1068.4736777291. The cubic root of 1141636 is about 104.5143406523.

The spelling of 1141636 in words is "one million, one hundred forty-one thousand, six hundred thirty-six".