1133729 has 8 divisors (see below), whose sum is σ = 1167360. Its totient is φ = 1100736.

The previous prime is 1133689. The next prime is 1133731. The reversal of 1133729 is 9273311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1133729 is a prime.

It is a Duffinian number.

1133729 is a modest number, since divided by 3729 gives 113 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1133698 and 1133707.

It is not an unprimeable number, because it can be changed into a prime (1133789) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8864 + ... + 8990.

It is an arithmetic number, because the mean of its divisors is an integer number (145920).

2^1133729 is an apocalyptic number.

It is an amenable number.

1133729 is a deficient number, since it is larger than the sum of its proper divisors (33631).

1133729 is a wasteful number, since it uses less digits than its factorization.

1133729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319.

The product of its digits is 1134, while the sum is 26.

The square root of 1133729 is about 1064.7671106867. The cubic root of 1133729 is about 104.2724917781.

The spelling of 1133729 in words is "one million, one hundred thirty-three thousand, seven hundred twenty-nine".