1139486 has 8 divisors (see below), whose sum is σ = 1725240. Its totient is φ = 564408.

The previous prime is 1139483. The next prime is 1139491. The reversal of 1139486 is 6849311.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1139483) 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, 2396 + ... + 2831.

It is an arithmetic number, because the mean of its divisors is an integer number (215655).

2^1139486 is an apocalyptic number.

1139486 is a deficient number, since it is larger than the sum of its proper divisors (585754).

1139486 is a wasteful number, since it uses less digits than its factorization.

1139486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5338.

The product of its digits is 5184, while the sum is 32.

The square root of 1139486 is about 1067.4670955116. The cubic root of 1139486 is about 104.4486901180.

The spelling of 1139486 in words is "one million, one hundred thirty-nine thousand, four hundred eighty-six".