1139706 has 12 divisors (see below), whose sum is σ = 2469402. Its totient is φ = 379896.

The previous prime is 1139687. The next prime is 1139713. The reversal of 1139706 is 6079311.

It can be written as a sum of positive squares in only one way, i.e., 1121481 + 18225 = 1059^2 + 135^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1139706.

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, 31641 + ... + 31676.

2^1139706 is an apocalyptic number.

1139706 is an abundant number, since it is smaller than the sum of its proper divisors (1329696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1139706 is a wasteful number, since it uses less digits than its factorization.

1139706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63325 (or 63322 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 1139706 is about 1067.5701382111. The cubic root of 1139706 is about 104.4554116378.

The spelling of 1139706 in words is "one million, one hundred thirty-nine thousand, seven hundred six".