1139356 has 6 divisors (see below), whose sum is σ = 1993880. Its totient is φ = 569676.

The previous prime is 1139353. The next prime is 1139387. The reversal of 1139356 is 6539311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142416 + ... + 142423.

2^1139356 is an apocalyptic number.

It is an amenable number.

1139356 is a deficient number, since it is larger than the sum of its proper divisors (854524).

1139356 is a wasteful number, since it uses less digits than its factorization.

1139356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284843 (or 284841 counting only the distinct ones).

The product of its digits is 2430, while the sum is 28.

The square root of 1139356 is about 1067.4062019681. The cubic root of 1139356 is about 104.4447179042. Note that the first 3 decimals are identical.

It can be divided in two parts, 11393 and 56, that added together give a square (11449 = 107²).

The spelling of 1139356 in words is "one million, one hundred thirty-nine thousand, three hundred fifty-six".