1133864 has 16 divisors (see below), whose sum is σ = 2137920. Its totient is φ = 563760.

The previous prime is 1133861. The next prime is 1133893. The reversal of 1133864 is 4683311.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1133861) 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, 1907 + ... + 2429.

It is an arithmetic number, because the mean of its divisors is an integer number (133620).

2^1133864 is an apocalyptic number.

It is an amenable number.

1133864 is a deficient number, since it is larger than the sum of its proper divisors (1004056).

1133864 is a wasteful number, since it uses less digits than its factorization.

1133864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800 (or 796 counting only the distinct ones).

The product of its digits is 1728, while the sum is 26.

The square root of 1133864 is about 1064.8305029440. The cubic root of 1133864 is about 104.2766304002.

The spelling of 1133864 in words is "one million, one hundred thirty-three thousand, eight hundred sixty-four".